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--Captions by VITAC--
www.vitac.com
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00:00:04,793 --> 00:00:07,758
CAPTIONS PAID FOR BY
DISCOVERY COMMUNICATIONS
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00:00:49,862 --> 00:00:52,689
Narrator: PAPER UMBRELLAS
ORIGINATED IN CHINA
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00:00:52,689 --> 00:00:55,137
AND EVENTUALLY SPREAD
THROUGHOUT ASIA.
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00:00:55,137 --> 00:00:58,137
INITIALLY, THEIR PURPOSE
WAS SOLELY PRACTICAL --
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00:00:58,137 --> 00:00:59,620
TO PROTECT AGAINST RAIN
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00:00:59,620 --> 00:01:02,482
AND TO PROVIDE SHADE
FROM THE SCORCHING SUN.
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00:01:02,482 --> 00:01:05,965
BUT BEFORE LONG, THEY TOOK ON
SYMBOLIC SIGNIFICANCE
9
00:01:05,965 --> 00:01:09,620
AND WERE INCORPORATED INTO
MANY CEREMONIES AND RITUALS.
10
00:01:12,482 --> 00:01:15,172
THEY'RE CALLED
OIL PAPER UMBRELLAS
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00:01:15,172 --> 00:01:17,827
BECAUSE THE PAPER
IS COATED WITH OIL
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00:01:17,827 --> 00:01:20,103
OR, LIKE THESE, WITH OIL PAINT,
13
00:01:20,103 --> 00:01:23,655
MAKING THE UMBRELLA WATERPROOF.
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00:01:23,655 --> 00:01:26,310
AT THIS WORKSHOP
IN NORTHERN THAILAND,
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00:01:26,310 --> 00:01:28,793
THEY CUT A BAMBOO LOG
TO THE LENGTH
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00:01:28,793 --> 00:01:30,517
OF THE UMBRELLA'S RADIUS,
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00:01:30,517 --> 00:01:32,517
THEN SHAVE OFF THE BARK.
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00:01:32,517 --> 00:01:37,655
THEY SPLIT THE LOG INTO STRIPS
OF EQUAL THICKNESS,
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00:01:37,655 --> 00:01:39,241
THEN GROUP THESE RIBS,
AS THEY'RE CALLED,
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00:01:39,241 --> 00:01:40,896
INTO BUNDLES OF 28.
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00:01:40,896 --> 00:01:45,241
EACH BUNDLE WILL BECOME
THE FRAME OF ONE UMBRELLA.
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00:01:45,241 --> 00:01:47,896
NEXT, THEY THIN OUT
THE BOTTOM HALF OF EACH RIB
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00:01:47,896 --> 00:01:49,896
AND CUT A SLIT IN THE TOP HALF.
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00:01:49,896 --> 00:01:52,482
THEN, USING A TRADITIONAL DRILL,
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00:01:52,482 --> 00:01:57,896
THEY BORE
TINY HOLES AT SPECIFIC POINTS.
26
00:01:57,896 --> 00:02:00,137
TAKING ONE BUNDLE AT A TIME,
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00:02:00,137 --> 00:02:03,310
THEY STRING THE RIBS TOGETHER
THROUGH THE UPPERMOST HOLE
28
00:02:03,310 --> 00:02:06,931
AND INSERT THEM INTO SLOTS
OF A HAND-CARVED WOODEN HUB.
29
00:02:06,931 --> 00:02:09,758
THEN THEY TIGHTEN AND TIE OFF
THE STRING
30
00:02:09,758 --> 00:02:13,000
TO RETAIN THE RIBS IN POSITION
AND PROVIDE A PIVOT
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00:02:13,000 --> 00:02:15,172
ON WHICH THE RIBS CAN MOVE
UP AND DOWN.
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00:02:15,172 --> 00:02:17,965
NEXT, THEY ATTACH THE SCAFFOLD,
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00:02:17,965 --> 00:02:21,896
A SMALLER HUB
WITH SHORTER RIBS STRUNG ON IT.
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00:02:21,896 --> 00:02:26,137
THEY INSERT A SCAFFOLD RIB
INTO THE SLIT OF EACH FRAME RIB,
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00:02:26,137 --> 00:02:28,103
THEN ATTACH THEM BY THREADING
A STRING
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00:02:28,103 --> 00:02:30,344
THROUGH THE ALIGNED HOLES.
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THE RESULT?
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RAISING AND LOWERING
THE SCAFFOLD
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00:02:33,517 --> 00:02:36,586
MOVES ITS RIBS ALONG THE SLIT --
40
00:02:36,586 --> 00:02:39,827
PUSHING THE FRAME RIBS UP
TO OPEN THE UMBRELLA,
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00:02:39,827 --> 00:02:42,206
OR PULLING THEM DOWN
TO CLOSE IT.
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00:02:42,206 --> 00:02:45,379
WITH THE UMBRELLA OPEN NOW,
43
00:02:45,379 --> 00:02:48,896
THEY THREAD MORE STRING
THROUGH HOLES IN THE FRAME RIBS
44
00:02:48,896 --> 00:02:51,448
AND LOOP IT INTO
A SPIDER-WEB-TYPE PATTERN.
45
00:02:51,448 --> 00:02:53,551
THIS PRODUCES A STURDY BASE
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00:02:53,551 --> 00:02:56,586
TO SUPPORT
THE UMBRELLA'S PAPER SKIN.
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00:02:56,586 --> 00:02:58,724
AFTER MOUNTING THE FRAME
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00:02:58,724 --> 00:03:00,896
ON A WOOD AND BAMBOO
UMBRELLA HANDLE,
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00:03:00,896 --> 00:03:04,793
THEY WRAP TWO LINES OF STRING
ALONG THE FRAME PERIMETER.
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00:03:04,793 --> 00:03:08,103
THIS WILL SUPPORT THE PAPER SKIN
AT THE EDGE OF THE UMBRELLA.
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00:03:08,103 --> 00:03:11,172
THEY MAKE THE PAPER FROM
THE BARK OF THE NATIVE SAA TREE.
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00:03:11,172 --> 00:03:14,137
THE FIRST STEP
IS TO SOFTEN THE BARK
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00:03:14,137 --> 00:03:16,827
BY SOAKING IT IN WATER
FOR ABOUT 12 HOURS,
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00:03:16,827 --> 00:03:19,379
THEN BOILING IT
FOR ANOTHER THREE OR FOUR.
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00:03:21,965 --> 00:03:24,620
NEXT, THEY MASH IT
WITH WOODEN MALLETS
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00:03:24,620 --> 00:03:27,068
FOR ABOUT AN HOUR,
TURNING IT INTO PULP.
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THEY BLEACH THE PULP AND WASH IT
AGAIN TO REMOVE THE BLEACH.
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ONLY THEN IS THE PULP READY
TO BECOME PAPER.
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00:03:40,448 --> 00:03:43,206
THEY DUMP THE PULP
IN A LARGE BASIN OF WATER
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00:03:43,206 --> 00:03:45,827
AND STIR
SO THAT IT FLOATS IN SUSPENSION
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00:03:45,827 --> 00:03:48,931
WHILE THEY MOVE A PLASTIC SCREEN
THROUGH THE WATER,
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00:03:48,931 --> 00:03:50,724
CATCHING ENOUGH FLOATING PULP
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00:03:50,724 --> 00:03:53,000
TO COAT THE SCREEN
IN A THIN LAYER.
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00:03:55,413 --> 00:03:57,758
THEY LAY THE SCREEN
OUT IN THE SUN
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FOR THREE TO FOUR HOURS
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00:03:59,310 --> 00:04:00,724
UNTIL THE LAYER OF PULP
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00:04:00,724 --> 00:04:04,241
DRIES INTO A THIN, FRAGILE SHEET
OF PAPER.
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00:04:04,241 --> 00:04:07,034
THEY CUT THE SHEETS
TO THE SHAPES REQUIRED,
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00:04:07,034 --> 00:04:10,689
THEN SATURATE EACH PIECE
WITH GLUE MADE FROM CASSAVA,
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00:04:10,689 --> 00:04:12,448
A TROPICAL ROOT VEGETABLE.
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00:04:12,448 --> 00:04:15,517
AFTER APPLYING A CIRCULAR PIECE
AROUND THE HUB,
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00:04:15,517 --> 00:04:19,000
THEY GLUE PIE-SHAPED PIECES
ONTO THE REST OF THE FRAME.
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00:04:22,344 --> 00:04:25,413
ONCE THEY COVER
THE ENTIRE FRAME,
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THEY REPEAT THE PROCESS
TO ADD A SECOND LAYER.
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00:04:28,896 --> 00:04:31,137
THEY FOLD
ALL THE PIE-SHAPED PIECES
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OVER THE END TO THICKEN
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00:04:32,586 --> 00:04:35,793
AND, THEREBY, REINFORCE
THE EDGE OF THE UMBRELLA.
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00:04:35,793 --> 00:04:40,172
AFTER ABOUT FOUR HOURS
OUT IN THE SUN, THE GLUE DRIES,
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00:04:40,172 --> 00:04:42,689
BONDING THE NOW STIFF
AND STRENGTHENED PAPER
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00:04:42,689 --> 00:04:44,551
SECURELY TO THE FRAME.
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00:04:44,551 --> 00:04:48,103
THEY APPLY
THREE COATS OF OIL PAINT,
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00:04:48,103 --> 00:04:51,862
ALLOWING FOUR HOURS
OF DRYING TIME BETWEEN COATS.
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00:04:51,862 --> 00:04:53,379
THIS IS A KEY STEP
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00:04:53,379 --> 00:04:56,068
BECAUSE ASIDE FROM PROVIDING
THE BACKGROUND COLOR,
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THE OIL PAINT WATERPROOFS
THE PAPER.
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00:04:59,206 --> 00:05:02,241
NEXT, THEY VARNISH THE HANDLE
TO MAKE IT MOISTURE-RESISTANT.
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00:05:05,517 --> 00:05:08,034
AND NOW FOR THE GRAND FINALE --
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00:05:08,034 --> 00:05:13,517
AN ARTIST PAINTS A DESIGN
IN VIBRANT WATERPROOF OILS.
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00:05:13,517 --> 00:05:15,965
THE THEMES ARE TRADITIONAL --
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00:05:15,965 --> 00:05:20,172
FLOWERS, ANIMALS,
LANDSCAPES, PEOPLE.
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00:05:21,758 --> 00:05:25,758
NO STENCILS TO TRACE
OR PATTERNS TO FOLLOW --
92
00:05:25,758 --> 00:05:29,000
THE ARTIST WORKS
ENTIRELY FREEHAND,
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00:05:29,000 --> 00:05:31,517
THE RESULT BEING
THAT NO TWO UMBRELLAS
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00:05:31,517 --> 00:05:33,482
ARE EVER EXACTLY ALIKE.
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00:05:36,344 --> 00:05:39,862
EACH OIL PAPER UMBRELLA
IS A PORTABLE WORK OF ART.
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00:05:39,862 --> 00:05:44,758
PRETTY YET PRACTICAL,
RAIN OR SHINE.
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Narrator: THE MOST-USED FUEL
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FOR PRODUCING ELECTRICITY
IN THE WORLD TODAY IS COAL.
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00:06:03,000 --> 00:06:05,620
POWER PLANTS BURN IT
IN THEIR FURNACES
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TO HEAT WATER INTO STEAM
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00:06:07,241 --> 00:06:10,620
THAT SPINS GIANT TURBINES
WHICH GENERATE ELECTRICITY.
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00:06:10,620 --> 00:06:13,275
AT LEAST 40%
OF THE WORLD'S ELECTRICITY
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IS PRODUCED
BY COAL-FIRED POWER PLANTS.
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00:06:17,931 --> 00:06:20,862
COAL DEVELOPED
FROM PREHISTORIC VEGETATION
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00:06:20,862 --> 00:06:24,724
THAT WOUND UP BURIED UNDERGROUND
DUE TO GEOLOGICAL CHANGES.
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00:06:24,724 --> 00:06:26,517
OVER MILLIONS OF YEARS,
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00:06:26,517 --> 00:06:30,517
THESE DECAYED PLANTS TRANSFORMED
INTO COMBUSTIBLE ROCK.
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THIS IS WHY WE REFER TO COAL
AS A FOSSIL FUEL.
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00:06:33,965 --> 00:06:37,379
COAL RUNS IN SEAMS
THROUGH OTHER ROCK LAYERS.
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00:06:37,379 --> 00:06:39,448
MINERS DRILL HOLES
THROUGH THE SEAM
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00:06:39,448 --> 00:06:41,310
AT SEVERAL LOCATIONS,
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00:06:41,310 --> 00:06:44,448
THEN MIX TOGETHER
AMMONIUM NITRATE AND DIESEL
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00:06:44,448 --> 00:06:47,310
AND POUR A PRECISE QUANTITY
OF THIS LIQUID EXPLOSIVE
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INTO EACH BORED HOLE.
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00:06:50,000 --> 00:06:54,172
THE PLUG THE HOLES WITH DIRT TO
CONTAIN THE UPCOMING EXPLOSION.
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00:06:54,172 --> 00:06:56,965
THIS DIRECTS THE FORCE
OF THE BLAST SIDEWAYS
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00:06:56,965 --> 00:06:58,827
SO THAT IT'LL FRACTURE ROCK
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AS MUCH HORIZONTALLY
AS VERTICALLY.
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00:07:01,413 --> 00:07:04,965
THEY PLACE A BLASTING CAP
IN EACH PLUGGED HOLE,
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00:07:04,965 --> 00:07:06,862
THEN CONNECT
ALL THE BLASTING CAP WIRES
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00:07:06,862 --> 00:07:08,655
TO DETONATION LINES
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00:07:08,655 --> 00:07:11,344
THROUGH WHICH THEY'LL SEND
AN ELECTRICAL CHARGE
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00:07:11,344 --> 00:07:12,793
TO IGNITE THE EXPLOSIVES.
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00:07:12,793 --> 00:07:14,655
THEY INSTALL DETONATION DELAYS
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00:07:14,655 --> 00:07:17,000
TO TIME THE BLAST
ONE AFTER ANOTHER
126
00:07:17,000 --> 00:07:20,034
BECAUSE SUCCESSIVE EXPLOSIONS
HAVE GREATER IMPACT
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00:07:20,034 --> 00:07:21,517
THAN SIMULTANEOUS ONES.
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THE BLAST DISLODGE
AND BREAK UP THE LAYERS OF ROCK
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00:07:28,172 --> 00:07:31,551
BETWEEN THE SURFACE
AND THE COAL SEAM DEEP BELOW.
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00:07:31,551 --> 00:07:34,137
WORKERS CLEAR AWAY
THE ROCKS AND DIRT
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00:07:34,137 --> 00:07:36,965
WITH A MAMMOTH MACHINE
CALLED A DRAGLINE.
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00:07:45,068 --> 00:07:49,034
REMOVING THE BLASTED ROCK
AND DIRT EXPOSES THE COAL,
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00:07:49,034 --> 00:07:51,827
WHICH IS STILL
A SOLID, HARD SEAM.
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00:07:54,448 --> 00:07:56,103
THE SIDE OF THE MINE PIT
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00:07:56,103 --> 00:07:59,896
SHOWS HOW MUCH ROCK IS ON TOP
OF THIS PARTICULAR COAL SEAM.
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00:07:59,896 --> 00:08:02,896
ONCE MINERS BLAST
AND CLEAR AWAY THAT ROCK,
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00:08:02,896 --> 00:08:06,620
THEY DRILL AND LOAD THE HOLES
TO SET OFF MORE EXPLOSIVES
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00:08:06,620 --> 00:08:09,000
TO FRACTURE
THE COAL SEAM ITSELF.
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00:08:09,000 --> 00:08:12,172
THEN FRONT-END LOADERS LOAD
THE COAL
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00:08:12,172 --> 00:08:16,517
INTO SPECIALIZED TRUCKS
CALLED COAL HAULERS.
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00:08:16,517 --> 00:08:21,379
IN ONE TRIP, A COAL HAULER CAN
TRANSPORT ABOUT 220 TONS OF COAL
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00:08:21,379 --> 00:08:24,448
OUT OF THE PIT
TO THE COAL STOCKPILE.
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00:08:29,241 --> 00:08:31,172
FROM THERE,
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00:08:31,172 --> 00:08:34,068
RAILCARS TRANSPORT THE COAL
TO THE NEARBY POWER PLANT.
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00:08:37,862 --> 00:08:40,965
WHEN THIS COMPANY PREPARES
TO MINE AN AREA,
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00:08:40,965 --> 00:08:44,068
IT REMOVES THE TOPSOIL
ON WHICH VEGETATION GROWS.
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00:08:44,068 --> 00:08:46,655
AS PART
OF A LAND RECLAMATION PROGRAM,
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00:08:46,655 --> 00:08:49,000
THE COMPANY STOCKPILES
THE TOPSOIL
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00:08:49,000 --> 00:08:51,517
UNTIL IT FINISHES
MINING OUT THE COAL.
150
00:08:51,517 --> 00:08:53,206
THEN IT REFILLS THE PIT
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00:08:53,206 --> 00:08:55,896
WITH ROCK AND DIRT
IT BLASTED AWAY,
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00:08:55,896 --> 00:08:59,413
RETURNS THE TOPSOIL,
AND PLANTS NATIVE VEGETATION.
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00:09:02,068 --> 00:09:04,586
THE POWER PLANT IS SITUATED
BY A MAN-MADE LAKE,
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00:09:04,586 --> 00:09:07,241
THE WATER SOURCE FOR THE STEAM
155
00:09:07,241 --> 00:09:10,689
WITH WHICH IT GENERATES
ELECTRICITY.
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00:09:10,689 --> 00:09:12,793
WHEN THE COAL ARRIVES,
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00:09:12,793 --> 00:09:15,827
CRUSHERS GRIND IT UP
INTO BASEBALL-SIZED PIECES.
158
00:09:15,827 --> 00:09:19,931
AFTER A STRATEGIC BLENDING
OF DIFFERENT GRADES OF COAL,
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00:09:19,931 --> 00:09:21,448
TO OPTIMIZE HEAT OUTPUT,
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00:09:21,448 --> 00:09:24,862
THE COAL TRAVELS BY
A CONVEYOR BELT TO INDOOR SILOS.
161
00:09:26,965 --> 00:09:31,482
EACH SILO FEEDS CRUSHERS, WHICH
PULVERIZE THE COAL INTO POWDER.
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00:09:31,482 --> 00:09:34,689
NOW THE COAL IS READY
TO FUEL THE FURNACE.
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00:09:34,689 --> 00:09:40,172
MEANWHILE, HUGE INTAKE PUMPS
DRAW LAKE WATER.
164
00:09:40,172 --> 00:09:43,620
THE FURNACE HEATS
THE WATER TO 1,000° FAHRENHEIT,
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00:09:43,620 --> 00:09:45,689
WELL BEYOND THE BOILING POINT,
166
00:09:45,689 --> 00:09:48,689
TRANSFORMING IT INTO
HIGH-PRESSURE STEAM.
167
00:09:48,689 --> 00:09:51,448
THE STEAM THEN ENTERS
AND ROTATES TURBINES,
168
00:09:51,448 --> 00:09:53,586
GENERATING ELECTRICITY.
169
00:09:53,586 --> 00:09:57,379
BY THE TIME
THE STEAM EXITS THE TURBINES,
170
00:09:57,379 --> 00:10:02,172
IT'S THERMALLY DEPLETED
DOWN TO JUST 120° FAHRENHEIT
171
00:10:02,172 --> 00:10:05,758
AND DEPRESSURIZED
TO A VACUUM STATE.
172
00:10:05,758 --> 00:10:07,758
IT THEN PASSES THROUGH
A CONDENSER
173
00:10:07,758 --> 00:10:09,724
CONTAINING COLD LAKE WATER.
174
00:10:09,724 --> 00:10:12,000
THE WATER ABSORBS
THE REMAINING HEAT,
175
00:10:12,000 --> 00:10:14,310
CONVERTING THE STEAM
BACK TO WATER,
176
00:10:14,310 --> 00:10:17,689
WHICH IS THEN RECYCLED
INTO NEW STEAM.
177
00:10:19,931 --> 00:10:23,862
THE COMBUSTION PROCESS ITSELF
CREATES SULFUR DIOXIDE.
178
00:10:23,862 --> 00:10:26,034
THE PLANT RUNS THIS GAS WASTE
179
00:10:26,034 --> 00:10:29,206
THROUGH VESSELS CONTAINING
A LIME SOLUTION
180
00:10:29,206 --> 00:10:31,103
TO NEUTRALIZE THE SULFUR.
181
00:10:31,103 --> 00:10:34,793
THIS CHEMICAL REACTION CREATES
WATER VAPOR,
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00:10:34,793 --> 00:10:37,310
WHICH EXITS THE PLANT'S STACK.
183
00:10:37,310 --> 00:10:39,862
WIRES COMING OFF
THE TURBINE GENERATORS
184
00:10:39,862 --> 00:10:42,724
CARRY THE ELECTRICITY
TO OUTDOOR TRANSFORMERS.
185
00:10:42,724 --> 00:10:45,724
THE OUTDOOR TRANSFORMERS CONVERT
IT TO HIGHER VOLTAGE
186
00:10:45,724 --> 00:10:47,896
IN ORDER TO HAVE
LESS ENERGY LOSS,
187
00:10:47,896 --> 00:10:51,206
AS THE POWER FROM COAL TRAVELS
THROUGH TRANSMISSION LINES
188
00:10:51,206 --> 00:10:54,862
TO SOME 350,000 HOUSEHOLDS.
189
00:11:04,758 --> 00:11:07,172
Narrator:
WHEN YOU'RE TRAVELING BY AIR,
190
00:11:07,172 --> 00:11:09,827
YOU WANT TO BE SITTING
IN A COMFORTABLE SEAT.
191
00:11:09,827 --> 00:11:12,275
PRIVATE AIRCRAFT TAKE COMFORT
TO A LEVEL
192
00:11:12,275 --> 00:11:14,551
FAR ABOVE THAT
OF COMMERCIAL AIRLINES
193
00:11:14,551 --> 00:11:17,034
WITH SEATS
THAT ARE AS COZY AND LUXURIOUS
194
00:11:17,034 --> 00:11:18,827
AS FINE FURNITURE.
195
00:11:18,827 --> 00:11:23,965
THEY MUST ALSO BE LIGHTWEIGHT
AND FIRE-RESISTANT.
196
00:11:23,965 --> 00:11:26,862
ON PRIVATE
AND CORPORATE AIRCRAFT,
197
00:11:26,862 --> 00:11:29,310
IT'S ALL ABOUT LUXURY SEATING.
198
00:11:29,310 --> 00:11:32,896
ARMCHAIRS OFTEN SWIVEL
AND, AT THE PUSH OF A BUTTON,
199
00:11:32,896 --> 00:11:35,482
RECLINE
WITH AN EXTENDING FOOTREST.
200
00:11:35,482 --> 00:11:39,241
THE CUSHIONS ARE CONSTRUCTED
FROM LAYERS OF FIREPROOF FOAM
201
00:11:39,241 --> 00:11:40,862
CONTAINING CARBON FIBER
202
00:11:40,862 --> 00:11:43,310
FOR OPTIMUM SUPPORT
AND DURABILITY.
203
00:11:43,310 --> 00:11:46,310
WORKERS CUT THE CUSHION PIECES
USING A BAND SAW
204
00:11:46,310 --> 00:11:49,000
WITH A ROUND BLADE
THAT SLICES THROUGH FOAM
205
00:11:49,000 --> 00:11:50,965
WITHOUT TEARING OR SHREDDING IT.
206
00:11:50,965 --> 00:11:54,586
THEY SPRAY ADJOINING SURFACES
WITH WATER-BASED CONTACT CEMENT
207
00:11:54,586 --> 00:11:56,068
AND ASSEMBLE THEM.
208
00:11:56,068 --> 00:11:59,413
THE ASSEMBLY COMBINES
DIFFERENT THICKNESSES
209
00:11:59,413 --> 00:12:01,103
AND THREE DIFFERENT DENSITIES
210
00:12:01,103 --> 00:12:03,620
TO MAKE THE CUSHION SOFT
IN CERTAIN AREAS
211
00:12:03,620 --> 00:12:04,896
AND RIGID IN OTHERS.
212
00:12:04,896 --> 00:12:07,448
THE DENSITIES ARE COLOR-CODED.
213
00:12:07,448 --> 00:12:11,551
AFTER LETTING
THE GLUE DRY FOR 12 HOURS,
214
00:12:11,551 --> 00:12:13,689
WORKERS BEGIN THE FINAL SHAPING.
215
00:12:13,689 --> 00:12:16,172
THIS IS
THE SEAT-CUSHION ASSEMBLY.
216
00:12:16,172 --> 00:12:18,758
THEY FIRST SAW THROUGH IT
LATERALLY
217
00:12:18,758 --> 00:12:20,413
TO MAKE THE RIGHT THICKNESS.
218
00:12:20,413 --> 00:12:23,931
THEN THEY TEMPORARILY ADHERE
A PLASTIC TEMPLATE
219
00:12:23,931 --> 00:12:25,689
OF THE FINAL CUSHION SHAPE,
220
00:12:25,689 --> 00:12:28,344
TRACE IT, THEN SAW
ALONG THE TRACE LINE.
221
00:12:28,344 --> 00:12:31,620
NEXT, USING THE TECHNICAL
DRAWING AS A GUIDE,
222
00:12:31,620 --> 00:12:35,862
THEY MARK, THEN GRIND
THE CUSHION'S ROUNDED PROFILE.
223
00:12:35,862 --> 00:12:38,793
HOLDING THE NEXT LAYER OF FOAM
OVER THE EDGE,
224
00:12:38,793 --> 00:12:41,758
THEY VERIFY THE SHAPE
WITH ANOTHER TEMPLATE.
225
00:12:41,758 --> 00:12:43,827
THEN WITH YET ANOTHER TEMPLATE,
226
00:12:43,827 --> 00:12:46,724
THEY MARK LINES
FOR THE CUSHION'S CREASES
227
00:12:46,724 --> 00:12:49,896
AND, WITH A FOAM SAW,
CUT THEM TWO INCHES DEEP,
228
00:12:49,896 --> 00:12:52,551
JUST ENOUGH TO INSERT
VELCRO STRIPS,
229
00:12:52,551 --> 00:12:55,448
THE BACKSIDES OF WHICH THEY GLUE
TO THE FOAM
230
00:12:55,448 --> 00:12:57,689
WITH WATER-BASED CONTACT CEMENT.
231
00:13:00,000 --> 00:13:02,034
WORKERS CONSTRUCT
THE BACKREST CUSHION
232
00:13:02,034 --> 00:13:03,482
JUST LIKE THE SEAT CUSHION --
233
00:13:03,482 --> 00:13:05,310
ASSEMBLING FOAM PIECES
234
00:13:05,310 --> 00:13:07,689
OF DIFFERENT THICKNESSES
AND DENSITIES,
235
00:13:07,689 --> 00:13:11,068
SHAPING THE PERIMETER,
GRINDING THE EDGE PROFILE,
236
00:13:11,068 --> 00:13:13,103
CUTTING AND VELCROING CREASES.
237
00:13:15,241 --> 00:13:20,310
THEN THEY APPLY A FINAL LAYER
OF SOFT FOAM, 1/2 INCH THICK,
238
00:13:20,310 --> 00:13:23,724
FOLDING THE EDGES ONTO
THE VELCRO INSIDE THE CREASES.
239
00:13:23,724 --> 00:13:27,275
THEY DO THE SAME WITH THE SEAT
CUSHION, ARMRESTS, AND FOOTREST.
240
00:13:29,793 --> 00:13:31,137
ALL THE FOAM CUSHIONS
241
00:13:31,137 --> 00:13:33,896
ARE NOW READY TO BE COVERED
IN GENUINE LEATHER.
242
00:13:33,896 --> 00:13:36,241
IN ACCORDANCE
WITH SAFETY REGULATIONS,
243
00:13:36,241 --> 00:13:38,896
THE SUPPLIER RENDERED
THE LEATHER FIREPROOF
244
00:13:38,896 --> 00:13:41,517
BY TREATING IT
WITH A CALCIUM-BASED SOLUTION.
245
00:13:43,586 --> 00:13:47,000
SEAMSTRESSES TRACE PATTERNS
FOR THE COVER PIECES,
246
00:13:47,000 --> 00:13:48,758
THEN CUT THEM OUT.
247
00:13:51,344 --> 00:13:53,172
THEY LINE THE PERIMETER
OF EACH PIECE
248
00:13:53,172 --> 00:13:54,344
WITH DOUBLE-FACED TAPE...
249
00:13:58,310 --> 00:14:01,034
...FOLD OVER THE EDGES
TO CREATE A NEAT HEM...
250
00:14:03,448 --> 00:14:06,379
...AND TRIM THE CORNERS FLAT.
251
00:14:06,379 --> 00:14:10,413
THEN THEY SEW ON VELCRO STRIPS
WHERE REQUIRED.
252
00:14:13,206 --> 00:14:16,275
FINALLY, THEY ASSEMBLE
THE PIECES INTO COVERS,
253
00:14:16,275 --> 00:14:19,379
SEWING AN IDENTIFICATION LABEL
ON EACH ONE.
254
00:14:24,896 --> 00:14:28,379
THEY HAMMER EVERY SEAM FLAT
TO PREVENT BULGES.
255
00:14:28,379 --> 00:14:31,724
THEN THEY SEW
WHAT'S CALLED A FRENCH STITCH,
256
00:14:31,724 --> 00:14:35,862
A LINE OF STRAIGHT STITCHES
ON EITHER SIDE OF EACH SEAM.
257
00:14:35,862 --> 00:14:40,103
MEANWHILE, WORKERS GLUE
FIREPROOF POLYESTER BATTING
258
00:14:40,103 --> 00:14:41,655
TO THE FOAM.
259
00:14:41,655 --> 00:14:43,965
THIS LAYER
BETWEEN FOAM AND LEATHER
260
00:14:43,965 --> 00:14:46,137
WILL EVEN OUT THE SURFACE.
261
00:14:48,448 --> 00:14:53,827
THEY TEAR THE PERIMETER
OF THE BATTING TO THIN IT OUT.
262
00:14:53,827 --> 00:14:57,931
FINALLY, IT'S TIME TO DRESS
THE CUSHIONS IN THEIR COVERS.
263
00:14:57,931 --> 00:14:59,241
WORKERS USE A METAL ROD
264
00:14:59,241 --> 00:15:01,896
TO HELP PUSH THE LEATHER
DEEP INTO THE CREASES
265
00:15:01,896 --> 00:15:04,068
WITHOUT BUNCHING UP.
266
00:15:04,068 --> 00:15:06,172
VELCRO STRIPS ON THE COVER
267
00:15:06,172 --> 00:15:09,000
ADHERE TO THE VELCRO STRIPS
INSIDE THE CREASES.
268
00:15:09,000 --> 00:15:12,103
THE COVERS ALSO HAVE
VELCRO CLOSURES,
269
00:15:12,103 --> 00:15:15,724
AND CERTAIN CUSHIONS HAVE
VELCRO STRIPS ON THE BOTTOM
270
00:15:15,724 --> 00:15:18,758
WHICH ATTACH
TO THE SEAT STRUCTURE.
271
00:15:18,758 --> 00:15:20,586
ONCE ALL THE COVERS ARE ON,
272
00:15:20,586 --> 00:15:23,344
WORKERS CAN COMPLETE
THE SEAT ASSEMBLY.
273
00:15:23,344 --> 00:15:28,068
THEY ATTACH THE ARMREST
TO THE STRUCTURE WITH SCREWS,
274
00:15:28,068 --> 00:15:32,034
THEN INSTALL THE FOOTREST,
WHICH ATTACHES WITH VELCRO.
275
00:15:32,034 --> 00:15:35,000
IT CONTAINS A CAVITY
FOR STORING THE LIFE VEST.
276
00:15:38,482 --> 00:15:41,206
THE SEAT CUSHION ALSO ATTACHES
WITH VELCRO.
277
00:15:44,758 --> 00:15:46,965
THE PASSENGER SEATS
AND PILOT SEAT
278
00:15:46,965 --> 00:15:48,758
ARE CONSTRUCTED THE SAME WAY,
279
00:15:48,758 --> 00:15:52,793
EXCEPT FOR THE PILOT SEAT
OFTEN HAS A SHEEPSKIN INSERT
280
00:15:52,793 --> 00:15:53,793
ON THE SITTING SURFACE
281
00:15:53,793 --> 00:15:55,551
TO ABSORB SWEAT
282
00:15:55,551 --> 00:15:58,379
AND KEEP THE PILOT
COOL AND COMFORTABLE.
283
00:16:11,689 --> 00:16:13,517
Narrator:
IT WAS THE ANCIENT ROMANS
284
00:16:13,517 --> 00:16:16,344
WHO FIRST BEGAN
USING CREMATION URNS.
285
00:16:16,344 --> 00:16:18,310
TODAY THE CUSTOM CONTINUES.
286
00:16:18,310 --> 00:16:21,448
THE REMAINS ARE STORED IN URNS
PERMANENTLY
287
00:16:21,448 --> 00:16:24,379
OR SOMETIMES TEMPORARILY
BEFORE BURIAL.
288
00:16:24,379 --> 00:16:25,862
AND WITH CREMATION,
289
00:16:25,862 --> 00:16:27,724
ONE'S FINAL RESTING PLACE
290
00:16:27,724 --> 00:16:30,310
DOESN'T HAVE TO
BE SIX FEET UNDER.
291
00:16:33,586 --> 00:16:36,413
THE CREMATION URN HAS
AN IMPORTANT PLACE
292
00:16:36,413 --> 00:16:37,793
IN SOME HOUSEHOLDS.
293
00:16:37,793 --> 00:16:41,068
IT'S A CONSTANT REMINDER
OF THE DEARLY DEPARTED,
294
00:16:41,068 --> 00:16:43,586
HELPING TO KEEP
THE MEMORIES ALIVE.
295
00:16:46,172 --> 00:16:48,448
THE URN STARTS WITH A CONCEPT.
296
00:16:48,448 --> 00:16:51,137
THE POTTER DRAWS
A LARGE-SCALE DESIGN,
297
00:16:51,137 --> 00:16:53,068
WHICH HE'LL USE AS A REFERENCE
298
00:16:53,068 --> 00:16:57,068
AS HE SHAPES A PROTOTYPE URN
FROM CLAY.
299
00:16:57,068 --> 00:17:00,241
HE SLAPS A LUMP OF CLAY
ONTO THE POTTER'S WHEEL.
300
00:17:00,241 --> 00:17:02,000
THE WHEEL SPINS,
301
00:17:02,000 --> 00:17:04,724
AND THE POTTER BEGINS
TO TRANSFORM THE SHAPELESS LUMP
302
00:17:04,724 --> 00:17:06,655
INTO THE DESIRED FORM.
303
00:17:09,655 --> 00:17:15,241
THE PROCESS IS CALLED THROWING,
A POTTER'S TERM FOR SHAPING.
304
00:17:15,241 --> 00:17:17,000
HE LEAVES THE BOTTOM OPEN
305
00:17:17,000 --> 00:17:21,724
SO THE WALLS CAN BE MORE EASILY
FORMED INTO THE DESIRED SHAPE.
306
00:17:21,724 --> 00:17:24,586
HE'LL ADD
A BASE TO THE URN LATER.
307
00:17:24,586 --> 00:17:27,827
AS HE PULLS UP THE CLAY
TO PRODUCE THE WALLS,
308
00:17:27,827 --> 00:17:31,172
HE WORKS IT
TO A UNIFORMED THICKNESS.
309
00:17:31,172 --> 00:17:33,896
HE GATHERS TOP
TO NARROW THE OPENING,
310
00:17:33,896 --> 00:17:35,551
A TECHNIQUE KNOWN AS COLLARING.
311
00:17:39,068 --> 00:17:41,344
THEN WITH THE POTTER'S WHEEL
AT A STOP,
312
00:17:41,344 --> 00:17:44,896
HE TAKES THE SHAPE FROM ROUND
TO RECTANGULAR
313
00:17:44,896 --> 00:17:48,103
AND TAPERS IT AT THE NECK.
314
00:17:48,103 --> 00:17:50,000
THEN IT'S INTO A CASTING BOX,
315
00:17:50,000 --> 00:17:53,379
WHICH EXPOSES
ONLY HALF OF THE URN PROTOTYPE.
316
00:17:53,379 --> 00:17:56,482
HE BRUSHES
A RELEASE AGENT ONTO THAT HALF.
317
00:17:56,482 --> 00:18:00,103
USING A MIXER, HE WHIPS UP
A MIX OF PLASTER AND WATER.
318
00:18:00,103 --> 00:18:03,000
HE BLENDS IT UNTIL IT THICKENS
319
00:18:03,000 --> 00:18:05,310
TO THE CONSISTENCY
OF PANCAKE BATTER.
320
00:18:05,310 --> 00:18:08,413
THE LIQUEFIED PLASTER
WILL HARDEN IN MINUTES,
321
00:18:08,413 --> 00:18:10,655
SO HE QUICKLY POURS IT
INTO THE BOX
322
00:18:10,655 --> 00:18:12,275
WITH THE URN PROTOTYPE
323
00:18:12,275 --> 00:18:14,379
AND FILLS IT RIGHT TO THE TOP.
324
00:18:14,379 --> 00:18:17,482
AS THE PLASTER HARDENS,
325
00:18:17,482 --> 00:18:22,000
THE EXPOSED URN PROTOTYPE MAKES
AN IMPRESSION OF HALF THE URN.
326
00:18:22,000 --> 00:18:24,724
HE'LL MAKE
ANOTHER ONE EXACTLY LIKE IT
327
00:18:24,724 --> 00:18:26,724
FOR THE OTHER HALF OF THE URN.
328
00:18:29,931 --> 00:18:33,068
HE'LL ATTACH THEM
WITH A KEY SYSTEM.
329
00:18:33,068 --> 00:18:36,689
FOR THIS, HE DRILLS NOTCHES
IN ONE MOLD HALF.
330
00:18:39,758 --> 00:18:42,724
THE NOTCHES MATCH UP
WITH RAISED AREAS
331
00:18:42,724 --> 00:18:44,689
ON THE OTHER MOLD HALF
TO ALIGN THEM.
332
00:18:48,068 --> 00:18:51,206
HE TIES THE MOLDS TOGETHER
WITH SUSPENDER-LIKE STRAPS,
333
00:18:51,206 --> 00:18:53,689
CINCHING THEM TIGHTLY TOGETHER.
334
00:18:56,517 --> 00:18:57,793
HE ADDS A BASE TO THE URN
335
00:18:57,793 --> 00:18:59,758
AND STRAPS IT
TO THE OTHER TWO PIECES.
336
00:18:59,758 --> 00:19:03,344
HE SETS
THE ASSEMBLED MOLD UPRIGHT,
337
00:19:03,344 --> 00:19:07,241
EXPOSING THE OPENING OF THE URN.
338
00:19:07,241 --> 00:19:10,379
HE'S NOW READY TO MAKE A COPY
OF THE ORIGINAL URN.
339
00:19:10,379 --> 00:19:12,724
IN FACT, HE'LL MAKE 20 AT ONCE
340
00:19:12,724 --> 00:19:15,551
USING 20 IDENTICAL
PLASTER MOLDS.
341
00:19:15,551 --> 00:19:19,655
HE PUMPS LIQUID CLAY INTO EACH
ONE, FILLING IT TO THE BRIM.
342
00:19:19,655 --> 00:19:21,103
OVER THREE TO FOUR HOURS,
343
00:19:21,103 --> 00:19:22,896
THE PLASTER ABSORBS WATER
344
00:19:22,896 --> 00:19:25,689
IN THE CLAY
IT COMES INTO CONTACT WITH,
345
00:19:25,689 --> 00:19:27,344
CAUSING IT TO SOLIDIFY.
346
00:19:27,344 --> 00:19:29,655
THE CLAY IN THE CENTER
REMAINS LIQUID.
347
00:19:29,655 --> 00:19:33,103
HE POURS THAT INTO A BARREL
TO BE STRAINED AND REUSED.
348
00:19:36,827 --> 00:19:38,689
AND NOW THE BIG REVEAL --
349
00:19:38,689 --> 00:19:42,724
HE OPENS THE MOLD
AND REMOVES THE URN.
350
00:19:42,724 --> 00:19:48,344
IT'S EXACTLY LIKE THE PROTOTYPE
SCULPTED BY THE POTTER.
351
00:19:48,344 --> 00:19:51,655
HE LIFTS A LID
FROM ANOTHER PLASTER MOLD
352
00:19:51,655 --> 00:19:53,551
AND CHECKS THE FIT TO THE URN.
353
00:19:57,344 --> 00:19:59,793
AFTER DRYING
AND AN INITIAL FIRING
354
00:19:59,793 --> 00:20:01,206
TO HARDEN THE CLAY,
355
00:20:01,206 --> 00:20:04,379
A WORKER COATS THE URN
AND LID WITH A GLAZE,
356
00:20:04,379 --> 00:20:08,551
WORKING FROM THE INSIDE OUT.
357
00:20:08,551 --> 00:20:11,655
THE GLAZE IS A MIXTURE OF FINELY
MILLED MINERALS AND WATER.
358
00:20:11,655 --> 00:20:14,896
IT ADDS COLOR AND
A GLASS-LIKE NONPOROUS SURFACE
359
00:20:14,896 --> 00:20:17,793
WHEN FIRED A SECOND TIME.
360
00:20:17,793 --> 00:20:21,379
CREMATION URNS COME
IN A RANGE OF STYLES AND COLORS.
361
00:20:21,379 --> 00:20:23,862
CUSTOMERS OFTEN MAKE A SELECTION
362
00:20:23,862 --> 00:20:28,000
THAT REFLECTS
THE TASTE OF THE DECEASED.
363
00:20:28,000 --> 00:20:32,034
ANOTHER WORKER NOW BRUSHES
A MIXTURE OF WAX AND ALUMINA
364
00:20:32,034 --> 00:20:34,103
ONTO THE NECK OF THE URN
AND LID.
365
00:20:34,103 --> 00:20:36,034
THIS WILL KEEP THEM
FROM FUSING TOGETHER
366
00:20:36,034 --> 00:20:37,275
DURING THE FINAL FIRING.
367
00:20:40,034 --> 00:20:41,655
THEY FIRE THE CREMATION URNS
368
00:20:41,655 --> 00:20:44,724
AT A VERY INTENSE
2,200° FAHRENHEIT
369
00:20:44,724 --> 00:20:47,241
FOR ABOUT 15 HOURS.
370
00:20:47,241 --> 00:20:52,758
THIS TRANSFORMS THE CLAY
INTO A DURABLE CERAMIC.
371
00:20:52,758 --> 00:20:57,275
THEY COOL THE URNS SLOWLY FOR
13 HOURS TO PREVENT CRACKING.
372
00:20:57,275 --> 00:21:00,379
FOUR DAYS IN THE MAKING,
373
00:21:00,379 --> 00:21:04,758
THESE URNS ARE NOW READY
TO CONTAIN A LOVED ONE'S REMAINS
374
00:21:04,758 --> 00:21:07,034
AND, IN SO DOING, HONOR A LIFE.
375
00:21:16,586 --> 00:21:19,827
IF YOU HAVE ANY COMMENTS
ABOUT THE SHOW,
376
00:21:19,827 --> 00:21:22,551
OR IF YOU'D LIKE TO SUGGEST
TOPICS FOR FUTURE SHOWS,
377
00:21:22,551 --> 00:21:24,689
DROP US A LINE AT...
29833
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