Would you like to inspect the original subtitles? These are the user uploaded subtitles that are being translated:
1
00:00:01,965 --> 00:00:04,965
--Captions by VITAC--
www.vitac.com
2
00:00:04,965 --> 00:00:07,931
CAPTIONS PAID FOR BY
DISCOVERY COMMUNICATIONS
3
00:00:53,206 --> 00:00:55,827
Narrator: RUG WEAVING
IS A TRADITIONAL ART
4
00:00:55,827 --> 00:00:57,344
PRACTICED BY THE NAVAJO,
5
00:00:57,344 --> 00:01:00,137
AN INDIAN NATION
LOCATED IN THE UNITED STATES
6
00:01:00,137 --> 00:01:04,827
WHERE COLORADO, NEW MEXICO,
UTAH, AND ARIZONA INTERSECT.
7
00:01:04,827 --> 00:01:07,689
THEY ORIGINALLY WOVE
BLANKETS AND CLOTHING.
8
00:01:07,689 --> 00:01:09,413
THEN, IN THE EARLY 1800s,
9
00:01:09,413 --> 00:01:11,724
THEY BEGAN WEAVING RUGS
FOR SALE.
10
00:01:15,655 --> 00:01:19,137
WHILE MANY WEAVERS CREATE
CONTEMPORARY DESIGNS,
11
00:01:19,137 --> 00:01:22,931
NAVAJO RUGS TYPICALLY FEATURE
BOLD GEOMETRIC PATTERNS.
12
00:01:22,931 --> 00:01:25,034
THE WOOL-PREPARATION
AND WEAVING TECHNIQUES
13
00:01:25,034 --> 00:01:27,034
DEVELOPED
BY THE WEAVERS' ANCESTORS
14
00:01:27,034 --> 00:01:31,620
HAVE BEEN PROUDLY PASSED DOWN
FROM GENERATION TO GENERATION.
15
00:01:31,620 --> 00:01:34,931
EVERYTHING IN A NAVAJO RUG
COMES FROM NATURE,
16
00:01:34,931 --> 00:01:38,758
STARTING WITH FLEECE --
RAW WOOL SHEARED FROM A SHEEP.
17
00:01:38,758 --> 00:01:40,758
WORKING A HANDFUL AT A TIME,
18
00:01:40,758 --> 00:01:43,689
THE WEAVER REMOVES
THE MATS AND TANGLES
19
00:01:43,689 --> 00:01:46,241
AND PLACES THE WOOL
ON CARDERS --
20
00:01:46,241 --> 00:01:48,517
WOODEN PADDLES WITH METAL TEETH.
21
00:01:48,517 --> 00:01:51,413
BY PULLING ONE CARDER
AGAINST THE OTHER,
22
00:01:51,413 --> 00:01:53,586
SHE STRAIGHTENS THE WOOL FIBERS,
23
00:01:53,586 --> 00:01:55,551
LINING THEM UP
IN THE SAME DIRECTION.
24
00:01:55,551 --> 00:01:56,965
THIS PREPARES THEM TO BE SPUN
25
00:01:56,965 --> 00:02:00,241
INTO ONE CONTINUOUS STRAND
OF YARN.
26
00:02:00,241 --> 00:02:04,172
AFTER THREE OR FOUR PULLS,
SHE FLIPS THE CARDERS
27
00:02:04,172 --> 00:02:07,689
TO STRAIGHTEN THE FIBERS
ON THE UNDERSIDE.
28
00:02:07,689 --> 00:02:09,206
THEN SHE ROLLS UP THE FLEECE
29
00:02:09,206 --> 00:02:12,275
AND ADDS IT TO THE OTHER ROLLS
IN THE SPINNING PILE.
30
00:02:16,620 --> 00:02:19,000
SHE SPINS THE FLEECE
ONE ROLL AT A TIME
31
00:02:19,000 --> 00:02:22,344
WITH THE TRADITIONAL SPINDLE
THAT SHE LAYS AGAINST HER THIGH
32
00:02:22,344 --> 00:02:25,448
AND ROTATES TOWARDS HER
WITH ONE HAND.
33
00:02:25,448 --> 00:02:28,275
THIS MOVEMENT TWISTS
THE CARDED ROLL OF FLEECE
34
00:02:28,275 --> 00:02:29,275
INTO A STRAND.
35
00:02:29,275 --> 00:02:31,310
WHEN SHE REACHES
THE END OF THE ROLL,
36
00:02:31,310 --> 00:02:33,517
SHE CONNECTS ANOTHER
AND RESUMES SPINNING
37
00:02:33,517 --> 00:02:35,172
AND KEEPS REPEATING THIS PROCESS
38
00:02:35,172 --> 00:02:38,827
UNTIL SHE'S PRODUCED ONE LONG,
CONTINUOUS STRAND
39
00:02:38,827 --> 00:02:41,034
FROM ABOUT 50 ROLLS.
40
00:02:49,689 --> 00:02:51,275
THEN SHE RESPINS THE STRAND
41
00:02:51,275 --> 00:02:53,758
TO THIN IT OUT
TO THE FINAL WEAVING SIZE.
42
00:02:59,586 --> 00:03:02,068
WHEN SHE'S DONE,
43
00:03:02,068 --> 00:03:04,586
SHE CHECKS
THE ENTIRE LENGTH OF THE STRAND,
44
00:03:04,586 --> 00:03:07,206
PULLING ON THE THICKER AREAS
TO THIN THEM OUT
45
00:03:07,206 --> 00:03:09,896
SO THAT THE ENTIRE STRAND
IS A CONSISTENT SIZE
46
00:03:09,896 --> 00:03:12,551
FROM ONE END TO THE OTHER.
47
00:03:16,620 --> 00:03:19,137
HERE YOU CAN SEE
THE DIFFERENCE IN THICKNESS
48
00:03:19,137 --> 00:03:21,551
BETWEEN THE FIRST SPINNING
AND THE SECOND.
49
00:03:23,793 --> 00:03:28,103
TO INFUSE HER WOOL WITH COLOR,
SHE PREPARES NATURAL DYES --
50
00:03:28,103 --> 00:03:32,103
SUNFLOWERS FOR YELLOW,
WALNUTS FOR TAN AND BROWN HUES,
51
00:03:32,103 --> 00:03:34,379
AND CACTUS BUGS FOR BRIGHT RED.
52
00:03:37,689 --> 00:03:39,551
SHE PUTS THE BUGS IN A STOCKING
53
00:03:39,551 --> 00:03:42,000
AND SOAKS THEM
IN WARM WATER OVERNIGHT.
54
00:03:44,862 --> 00:03:47,310
THEN, SHE SUBMERGES THEM
IN A POT OF WATER,
55
00:03:47,310 --> 00:03:49,482
POURS IN THE PRESOAK WATER,
AS WELL,
56
00:03:49,482 --> 00:03:52,241
AND SIMMERS FOR 45 MINUTES
TO AN HOUR AND A HALF,
57
00:03:52,241 --> 00:03:56,655
DEPENDING ON HOW VIBRANT
SHE WANTS THE RED DYE TO BE.
58
00:03:56,655 --> 00:04:00,000
MEANWHILE, SHE SOAKS THE YARN
IN WARM WATER
59
00:04:00,000 --> 00:04:01,965
FOR AT LEAST A HALF-HOUR
60
00:04:01,965 --> 00:04:05,965
TO OPEN UP THE FIBERS
SO THAT THEY'LL ABSORB THE DYE.
61
00:04:05,965 --> 00:04:07,758
AFTER WRINGING OUT THE YARN,
62
00:04:07,758 --> 00:04:10,206
SHE IMMERSES IT
IN THE POT OF HOT DYE
63
00:04:10,206 --> 00:04:12,620
AND SIMMERS
FOR AT LEAST 45 MINUTES,
64
00:04:12,620 --> 00:04:15,379
DEPENDING ON THE AMOUNT OF BUGS,
WATER, AND WOOL.
65
00:04:15,379 --> 00:04:21,586
SHE STIRS FREQUENTLY TO ENSURE
IT DYES EVENLY THROUGHOUT.
66
00:04:21,586 --> 00:04:24,172
IT'S THE SAME PROCESS
WITH PLANT DYES,
67
00:04:24,172 --> 00:04:27,448
EXCEPT THAT SHE DOESN'T
PRESOAK THE PLANTS OVERNIGHT
68
00:04:27,448 --> 00:04:29,344
BEFORE BOILING THEM IN WATER.
69
00:04:29,344 --> 00:04:32,482
THE SHADE OF COLOR DEPENDS
ON THE RATIO OF PLANTS TO WATER
70
00:04:32,482 --> 00:04:34,310
DURING DYE PREPARATION,
71
00:04:34,310 --> 00:04:36,931
THEN OF DYE
TO THE QUANTITY OF WOOL.
72
00:04:36,931 --> 00:04:39,517
PROPORTIONALLY MORE PLANTS
THAN DYE,
73
00:04:39,517 --> 00:04:41,034
THE DARKER THE SHADE.
74
00:04:41,034 --> 00:04:43,896
PROPORTIONATELY LESS,
THE LIGHTER THE SHADE.
75
00:04:49,758 --> 00:04:53,206
SUNFLOWERS AND WALNUTS
ARE JUST TWO OF MANY PLANTS
76
00:04:53,206 --> 00:04:55,379
THE NAVAJO HAVE
TRADITIONALLY USED
77
00:04:55,379 --> 00:04:58,241
TO PRODUCE A RAINBOW OF DYES
FOR THEIR TEXTILES.
78
00:05:00,620 --> 00:05:03,068
WITH HER WOOL NOW SPUN AND DYED,
79
00:05:03,068 --> 00:05:06,379
THE WEAVER PICKS UP
HER WEAVING COMB AND BEGINS.
80
00:05:06,379 --> 00:05:10,241
NAVAJO ANCESTORS USED TREES
AS THE SIDES OF THEIR LOOMS.
81
00:05:10,241 --> 00:05:13,931
TODAY'S WEAVERS MAKE LOOMS
FROM LUMBER OR METAL PIPES.
82
00:05:13,931 --> 00:05:16,689
AFTER STRINGING
TIGHT, VERTICAL STRANDS OF WOOL
83
00:05:16,689 --> 00:05:17,896
CALLED THE WARP,
84
00:05:17,896 --> 00:05:20,827
SHE USES A FLAT,
HANDMADE STICK CALLED A BATTEN
85
00:05:20,827 --> 00:05:22,413
TO PRY A WIDE ENOUGH OPENING
86
00:05:22,413 --> 00:05:25,586
THROUGH WHICH TO PASS HER HAND
WITH THE COLORED WEAVING WOOL.
87
00:05:27,620 --> 00:05:31,000
SHE WEAVES HORIZONTALLY
IN AND OUT BETWEEN THE WARP
88
00:05:31,000 --> 00:05:33,827
FIRST IN ONE DIRECTION,
THEN IN THE OTHER.
89
00:05:33,827 --> 00:05:36,034
THEN, SHE PACKS DOWN
THE WOOL TIGHTLY WITH HER COMB
90
00:05:36,034 --> 00:05:38,482
SO THAT THE WARP DOESN'T SHOW.
91
00:05:38,482 --> 00:05:41,896
SHE MOSTLY EYEBALLS
THE EMERGING UNIQUE PATTERN,
92
00:05:41,896 --> 00:05:44,689
OCCASIONALLY COUNTING
VERTICAL STRANDS
93
00:05:44,689 --> 00:05:46,517
TO CALCULATE THE SYMMETRY,
94
00:05:46,517 --> 00:05:50,241
A SIGNATURE FEATURE
OF TRADITIONAL NAVAJO RUGS.
95
00:06:01,241 --> 00:06:04,275
Narrator: CRUDE OIL,
ALSO CALLED PETROLEUM,
96
00:06:04,275 --> 00:06:07,379
IS UNPROCESSED OIL
FOUND DEEP IN THE GROUND.
97
00:06:07,379 --> 00:06:08,655
IT FORMS NATURALLY
98
00:06:08,655 --> 00:06:11,827
FROM DECOMPOSED,
PREHISTORIC PLANTS AND ANIMALS.
99
00:06:11,827 --> 00:06:13,758
THE COLOR CAN RANGE
FROM CLEAR TO BLACK,
100
00:06:13,758 --> 00:06:17,827
THE CONSISTENCY FROM VERY WATERY
TO VERY THICK.
101
00:06:21,310 --> 00:06:24,206
OIL COMPANIES DRILL WELLS
DEEP INTO THE GROUND
102
00:06:24,206 --> 00:06:27,103
THEN INSTALL PUMPING UNITS
TO DRAW UP THE FLUID
103
00:06:27,103 --> 00:06:31,000
THAT CONTAINS CRUDE OIL
AND SALTY WATER.
104
00:06:31,000 --> 00:06:33,758
THIS OIL FIELD
IN CENTRAL CALIFORNIA
105
00:06:33,758 --> 00:06:35,724
HAS 6,000 PRODUCING WELLS.
106
00:06:35,724 --> 00:06:38,862
THE PUMPING UNITS CAN RUN
24 HOURS A DAY.
107
00:06:38,862 --> 00:06:41,103
HOWEVER,
A SENSOR TRIGGERS THEM TO PUMP
108
00:06:41,103 --> 00:06:43,586
ONLY WHEN THE FLUID FLOW STOPS.
109
00:06:43,586 --> 00:06:46,793
HERE'S WHAT GOES ON
INSIDE THE WELL.
110
00:06:46,793 --> 00:06:48,275
WITH EACH DOWNSTROKE,
111
00:06:48,275 --> 00:06:50,793
THE PUMPING UNIT PUSHES
A STEEL ROD
112
00:06:50,793 --> 00:06:53,344
DOWN THE STEEL TUBE
LINING THE WELL.
113
00:06:53,344 --> 00:06:55,827
WITH EACH UPSTROKE,
THE ROD RISES,
114
00:06:55,827 --> 00:06:57,275
AND THE PRESSURE DIFFERENCE
115
00:06:57,275 --> 00:07:00,068
BETWEEN THE FLUID ON THE OUTSIDE
AND FLUID ON THE INSIDE
116
00:07:00,068 --> 00:07:03,275
OPENS A BALL-SHAPED VALVE
PLUGGING THE BOTTOM,
117
00:07:03,275 --> 00:07:05,758
LETTING THE FLUID FLOW
UP THE TUBE.
118
00:07:05,758 --> 00:07:07,793
ANOTHER VALVE AT THE TOP
119
00:07:07,793 --> 00:07:10,793
RELEASES THE FLUID
OUT OF THE WELL.
120
00:07:10,793 --> 00:07:12,379
TO DRILL A NEW WELL,
121
00:07:12,379 --> 00:07:15,862
WORKERS FIRST ERECT
A DRILLING RIG AT THE SITE
122
00:07:15,862 --> 00:07:19,655
THEN HOIST A GIANT PIPE
WITH A DRILL BIT ON THE END.
123
00:07:19,655 --> 00:07:21,103
THEY FEED THIS DRILL PIPE
124
00:07:21,103 --> 00:07:23,310
THROUGH THE CENTER
OF A SPINNING DISK
125
00:07:23,310 --> 00:07:25,137
CALLED A ROTARY TABLE.
126
00:07:25,137 --> 00:07:28,310
AS THE TABLE TURNS,
THE DRILL PIPE TURNS,
127
00:07:28,310 --> 00:07:30,068
ITS WEIGHT BEARING DOWN
128
00:07:30,068 --> 00:07:33,034
AND BORING A HOLE
THROUGH THE GROUND.
129
00:07:33,034 --> 00:07:36,275
ONCE THE DRILL PIPE DESCENDS
ITS FULL 30-FOOT LENGTH,
130
00:07:36,275 --> 00:07:37,862
THEY CONNECT ANOTHER PIPE
131
00:07:37,862 --> 00:07:41,206
THEN KEEP REPEATING
WITH SUBSEQUENT DRILL PIPES
132
00:07:41,206 --> 00:07:46,172
UNTIL THEY BORE INTO
THE RESERVOIR CONTAINING FLUID.
133
00:07:46,172 --> 00:07:48,068
THROUGHOUT THE DRILLING PROCESS,
134
00:07:48,068 --> 00:07:50,689
THEY PUMP A MUD MIXTURE
DOWN THE DRILL PIPE.
135
00:07:50,689 --> 00:07:53,103
IT COMES OUT THE DRILL BIT
AT THE END,
136
00:07:53,103 --> 00:07:56,310
HITS THE BOTTOM OF THE HOLE,
THEN BACKS UP TO THE TOP,
137
00:07:56,310 --> 00:07:59,448
BRINGING THE DRILLED-OUT ROCK
WITH IT.
138
00:07:59,448 --> 00:08:01,724
AFTER LINING THE WELL
WITH A STEEL TUBE
139
00:08:01,724 --> 00:08:03,965
TO KEEP THE WALLS
FROM COLLAPSING INWARD,
140
00:08:03,965 --> 00:08:05,931
THEY MOUNT THE PUMPING UNIT
141
00:08:05,931 --> 00:08:09,034
AND INSTALL
THE VALVES WE SAW IN THE MODEL.
142
00:08:09,034 --> 00:08:11,413
THE PUMPING UNIT PUSHES
THE ROD UP AND DOWN
143
00:08:11,413 --> 00:08:13,517
THROUGH THE WELL HEAD
AT THE SURFACE.
144
00:08:17,689 --> 00:08:18,862
AS A SAFETY MEASURE,
145
00:08:18,862 --> 00:08:20,965
WORKERS TAKE READINGS
TO CHECK THE AIR
146
00:08:20,965 --> 00:08:23,482
FOR ANY HAZARDOUS
UNDERGROUND GASES
147
00:08:23,482 --> 00:08:25,413
THAT MAY BE EXITING THE WELL.
148
00:08:25,413 --> 00:08:27,793
ONCE THEY DETERMINE
THE AREA IS SAFE,
149
00:08:27,793 --> 00:08:29,517
THEY DRAW A SAMPLE OF FLUID
150
00:08:29,517 --> 00:08:32,000
TO TEST
THE WELL'S WATER-TO-OIL RATIO.
151
00:08:32,000 --> 00:08:36,482
THE TYPICAL RATIO IS
90% WATER TO 10% OIL.
152
00:08:38,517 --> 00:08:41,206
THE FLUID FROM EACH WELL EXITS
VIA A PIPE,
153
00:08:41,206 --> 00:08:43,172
AND THE PIPES FROM ALL THE WELLS
154
00:08:43,172 --> 00:08:47,413
FEED A MAIN LINE LEADING
TO A GAS-REMOVAL VESSEL.
155
00:08:47,413 --> 00:08:50,172
THE FLUID CONTAINS
CARBON DIOXIDE,
156
00:08:50,172 --> 00:08:52,965
HYDROGEN SULFIDE,
AND NATURAL GAS.
157
00:08:52,965 --> 00:08:55,275
THEY NATURALLY RISE
TO THE TOP OF THE VESSEL
158
00:08:55,275 --> 00:08:56,965
AND EXIT VIA A PIPE
159
00:08:56,965 --> 00:09:00,896
WHICH RUNS TO THE COMPANY'S
GAS-TREATMENT PLANT.
160
00:09:00,896 --> 00:09:04,620
THERE, EQUIPMENT REMOVES
AND TREATS THE HYDROGEN SULFIDE,
161
00:09:04,620 --> 00:09:07,000
TRANSFORMING IT INTO SULFUR,
162
00:09:07,000 --> 00:09:10,862
WHICH A LOCAL FARM BUYS
TO USE AS FERTILIZER.
163
00:09:10,862 --> 00:09:15,172
THE NATURAL GAS AND CO2,
MEANWHILE,
164
00:09:15,172 --> 00:09:17,000
ARE PIPED TO ANOTHER AREA,
165
00:09:17,000 --> 00:09:20,206
WHERE THEY FUEL
THE COMPANY'S STEAM GENERATOR.
166
00:09:20,206 --> 00:09:23,068
THE GENERATOR BOILS THE WATER
EXTRACTED FROM THE FLUID
167
00:09:23,068 --> 00:09:25,448
TO PRODUCE STEAM.
168
00:09:25,448 --> 00:09:27,586
THE COMPANY INJECTS STEAM
INTO THE WELLS
169
00:09:27,586 --> 00:09:28,827
TO HEAT THE FLUID,
170
00:09:28,827 --> 00:09:31,137
THINNING IT
SO THAT IT FLOWS FASTER.
171
00:09:34,724 --> 00:09:37,103
ONCE GASLESS, THE FLUID IS PIPED
172
00:09:37,103 --> 00:09:41,000
TO THE TREATMENT PLANT
THAT EXTRACTS THE SALTY WATER.
173
00:09:41,000 --> 00:09:42,137
IN THIS BIG TANK,
174
00:09:42,137 --> 00:09:44,103
APPROPRIATELY CALLED
THE FREE-WATER KNOCKOUT,
175
00:09:44,103 --> 00:09:47,448
THE SEPARATION OF OIL AND WATER
HAPPENS NATURALLY,
176
00:09:47,448 --> 00:09:51,620
THE OIL FLOATING TO THE TOP.
177
00:09:51,620 --> 00:09:53,965
HOWEVER,
TO HASTEN THAT NATURAL PROCESS,
178
00:09:53,965 --> 00:09:56,586
THEY ADD A CHEMICAL
CALLED AN EMULSION BREAKER.
179
00:09:59,758 --> 00:10:01,517
THE EXTRACTED WATER EXITS
180
00:10:01,517 --> 00:10:04,448
VIA A PIPE LEADING
TO THE STEAM GENERATOR.
181
00:10:04,448 --> 00:10:07,034
THE OIL GOES
TO A CLARIFICATION TANK
182
00:10:07,034 --> 00:10:10,137
IN WHICH A CHEMICAL PROCESS
FILTERS OUT SAND,
183
00:10:10,137 --> 00:10:13,241
WHICH THE FLUID BROUGHT UP
FROM THE RESERVOIR.
184
00:10:13,241 --> 00:10:16,103
THE EMULSION BREAKER
ADDED IN THE PREVIOUS TANK
185
00:10:16,103 --> 00:10:17,758
CONTINUES TO EXTRACT WATER.
186
00:10:17,758 --> 00:10:23,689
BY THE END, WHEN THE RATIO IS
98% OIL TO 2% WATER OR BETTER,
187
00:10:23,689 --> 00:10:26,586
THE CRUDE OIL IS READY TO SELL.
188
00:10:26,586 --> 00:10:28,551
BUILT-IN METERS GIVE
189
00:10:28,551 --> 00:10:30,689
INSTANTANEOUS
WATER-CONTENT READINGS.
190
00:10:30,689 --> 00:10:34,724
AS AN ADDITIONAL QUALITY-CONTROL
MEASURE, HOWEVER,
191
00:10:34,724 --> 00:10:39,068
THE COMPANY ALSO DRAWS SAMPLES
FOR ANALYSIS IN ITS ONSITE LAB.
192
00:10:39,068 --> 00:10:42,413
IN FACT, THERE'S TESTING
THROUGHOUT PRODUCTION
193
00:10:42,413 --> 00:10:45,724
TO ENSURE SUFFICIENT WATER
IS BEING EXTRACTED
194
00:10:45,724 --> 00:10:47,758
AT EACH PHASE OF PROCESSING.
195
00:10:47,758 --> 00:10:51,241
REFINERIES BUY CRUDE OIL
AS A RAW MATERIAL
196
00:10:51,241 --> 00:10:54,758
FOR PRODUCING GASOLINE, ASPHALT,
PLASTICS,
197
00:10:54,758 --> 00:10:56,655
AND MANY OTHER PRODUCTS.
198
00:11:09,413 --> 00:11:11,827
Narrator: INVENTED
IN THE EARLY 19th CENTURY
199
00:11:11,827 --> 00:11:13,965
BY A SCOTTISH SCIENTIST
STUDYING LIGHT,
200
00:11:13,965 --> 00:11:15,965
THE KALEIDOSCOPE
CAN STILL COMPETE
201
00:11:15,965 --> 00:11:19,310
WHEN IT COMES TO PRODUCING
STUNNING VISUAL EFFECTS.
202
00:11:19,310 --> 00:11:22,965
PEER INSIDE AND WITNESS
DAZZLING GEOMETRIC IMAGES
203
00:11:22,965 --> 00:11:25,793
PRODUCED AS MIRRORS
MULTIPLY OBJECTS.
204
00:11:30,137 --> 00:11:32,896
THE IMAGES ARE SPECTACULAR
AND FLEETING,
205
00:11:32,896 --> 00:11:35,586
EACH ONE LASTING JUST SECONDS
BEFORE THE NEXT APPEARS.
206
00:11:35,586 --> 00:11:38,310
MANY YEARS AFTER ITS INVENTION,
207
00:11:38,310 --> 00:11:42,448
THE KALEIDOSCOPE
IS STILL WORTH LOOKING INTO.
208
00:11:42,448 --> 00:11:45,206
TO MAKE A KALEIDOSCOPE,
THIS CRAFTSMAN STARTS
209
00:11:45,206 --> 00:11:48,379
WITH A MIRROR SHEET
THAT HAS ADHESIVE BACKING.
210
00:11:48,379 --> 00:11:51,724
HE SCORES IT TO CREATE
LONG AND NARROW RECTANGLES
211
00:11:51,724 --> 00:11:54,793
AND GENTLY BREAKS IT
ALONG THE SCORED LINES.
212
00:11:54,793 --> 00:11:56,896
THE MIRROR'S REFLECTIVE COATING
213
00:11:56,896 --> 00:11:59,379
IS ON THE FRONT
INSTEAD OF THE UNDERSIDE.
214
00:11:59,379 --> 00:12:02,241
A MIRROR LIKE THIS PRODUCES
SHARPER REFLECTIONS
215
00:12:02,241 --> 00:12:04,068
THAN A REGULAR HOUSEHOLD MIRROR.
216
00:12:04,068 --> 00:12:06,689
HE SLICES THE ADHESIVE BACKING
217
00:12:06,689 --> 00:12:09,793
TO SEPARATE
THE MIRRORED RECTANGLES.
218
00:12:09,793 --> 00:12:14,448
HE SNAPS OFF THE SCORED ENDS,
CREATING PERFECTLY LINEAR EDGES.
219
00:12:16,620 --> 00:12:21,275
NEXT, HE PEELS BACKING FROM
A STRIP OF BLACK-OUT FELT PAPER
220
00:12:21,275 --> 00:12:23,758
AND WRAPS IT
AROUND A GLASS RECTANGLE.
221
00:12:23,758 --> 00:12:27,275
THIS FELT-WRAPPED GLASS WILL BE
THE THIRD WALL
222
00:12:27,275 --> 00:12:31,758
OF A TWO-MIRROR SYSTEM -- ONE
WITH A TRIANGULAR CONFIGURATION.
223
00:12:31,758 --> 00:12:34,517
HE REMOVES THE ADHESIVE FILM
FROM THE MIRRORS
224
00:12:34,517 --> 00:12:36,034
THEN BUILDS THE TRIANGLES
225
00:12:36,034 --> 00:12:38,413
WITH THE MIRRORS'
REFLECTIVE SURFACES
226
00:12:38,413 --> 00:12:41,379
FACING INWARD TOWARDS
THE FELT-WRAPPED RECTANGLE.
227
00:12:41,379 --> 00:12:44,206
THIS ARRANGEMENT WILL REFLECT
OBJECTS
228
00:12:44,206 --> 00:12:47,517
TO CREATE A CIRCULAR IMAGE
KNOWN AS A MANDALA.
229
00:12:49,413 --> 00:12:51,862
HE AIMS THE MIRROR SYSTEM
AT A LIGHT BOX
230
00:12:51,862 --> 00:12:53,620
WITH A TWO-LINE DRAWING IN IT.
231
00:12:53,620 --> 00:12:56,344
ONE LINE IS CURVED,
AND THE OTHER IS STRAIGHT.
232
00:12:58,482 --> 00:12:59,551
PEERING INTO IT,
233
00:12:59,551 --> 00:13:02,551
HE ADJUSTS THE ALIGNMENT
OF THE MIRRORS
234
00:13:02,551 --> 00:13:05,896
UNTIL THE LINES MORPH
INTO A FIVE-POINT STAR.
235
00:13:05,896 --> 00:13:09,275
THIS MEANS THE CORNERS
OF THE MIRROR TRIANGLE
236
00:13:09,275 --> 00:13:11,103
ARE PRECISELY 36 DEGREES
237
00:13:11,103 --> 00:13:15,034
AND IT IS MULTIPLYING
IMAGES CORRECTLY.
238
00:13:15,034 --> 00:13:17,517
HE HOT-GLUES THE MIRRORS
TO THE OPAQUE PART
239
00:13:17,517 --> 00:13:20,448
AND APPLIES METAL TAPE
TO THE TOP SEAM
240
00:13:20,448 --> 00:13:23,689
TO COMPLETE
THE KALEIDOSCOPE MIRROR SYSTEM.
241
00:13:23,689 --> 00:13:25,310
OVER IN THE ART DEPARTMENT,
242
00:13:25,310 --> 00:13:27,793
THE ARTIST ASSEMBLES
DECORATIVE OBJECTS
243
00:13:27,793 --> 00:13:30,620
AGAINST A BLACK BACKGROUND
IN AN ACRYLIC CELL.
244
00:13:30,620 --> 00:13:32,275
WITH EVERY PLACEMENT,
245
00:13:32,275 --> 00:13:36,482
SHE CHECKS THE EFFECT THROUGH
THE TRIANGULAR MIRROR SYSTEM.
246
00:13:36,482 --> 00:13:40,448
SHE GLUES DICHROIC GLASS
ONTO THE BACKDROP.
247
00:13:40,448 --> 00:13:41,724
IT'S A KIND OF GLASS
248
00:13:41,724 --> 00:13:44,068
THAT'S BEEN TREATED
WITH METAL OXIDES,
249
00:13:44,068 --> 00:13:46,620
AND IT APPEARS
TO HAVE DIFFERENT HUES.
250
00:13:46,620 --> 00:13:51,379
OTHER OBJECTS INCLUDE
JEWELRY PARTS, COLORED WIRE,
251
00:13:51,379 --> 00:13:54,241
BUTTONS, AND EVEN PAPER CLIPS.
252
00:13:54,241 --> 00:13:59,241
SHE FOLLOWS NO SPECIFIC DESIGN
BUT WORKS FREESTYLE.
253
00:13:59,241 --> 00:14:01,724
WHILE SHE GLUES SOME DOWN,
254
00:14:01,724 --> 00:14:06,137
SHE LEAVES OTHERS LOOSE
TO SIMPLY TUMBLE AROUND.
255
00:14:06,137 --> 00:14:09,758
A SPRINKLE OF TINY BEADS
COMPLETES THE GROUPING.
256
00:14:09,758 --> 00:14:12,344
AS THE MIRROR SYSTEM MULTIPLIES
THESE OBJECTS,
257
00:14:12,344 --> 00:14:15,482
THEY WILL CREATE THE MANDALAS.
258
00:14:15,482 --> 00:14:18,310
THESE ARE PHOTOGRAPHS
OF ACTUAL MANDALAS,
259
00:14:18,310 --> 00:14:22,896
AND THEY'LL BE USED TO DECORATE
THE OUTSIDE OF THE KALEIDOSCOPE.
260
00:14:22,896 --> 00:14:24,586
THE OTHER MEMBER OF THE TEAM
261
00:14:24,586 --> 00:14:27,724
NOW APPLIES AN ACRYLIC ADHESIVE
TO THE RIM OF THE CELL
262
00:14:27,724 --> 00:14:30,379
AND PRESSES A CLEAR LID ONTO IT.
263
00:14:30,379 --> 00:14:34,655
THE LID FUSES TO THE CELL BODY.
264
00:14:34,655 --> 00:14:37,137
BUT IT'S NOT YET COMPLETELY
SEALED.
265
00:14:37,137 --> 00:14:40,034
THERE'S A TINY HOLE
IN THE SIDE OF THE CELL
266
00:14:40,034 --> 00:14:43,275
THROUGH WHICH HE NOW DISPENSES
HEAVY MINERAL OIL.
267
00:14:43,275 --> 00:14:44,482
SUBMERGED IN MINERAL OIL,
268
00:14:44,482 --> 00:14:47,620
THE OBJECTS WILL FLOAT
AND MOVE THROUGH THE CELL
269
00:14:47,620 --> 00:14:48,965
FOR GREATER EFFECT.
270
00:14:53,655 --> 00:14:57,137
HE PLUGS THE HOLE WITH
AN ACRYLIC ADHESIVE AND SCREW.
271
00:15:02,000 --> 00:15:03,172
HE IS NOW READY
272
00:15:03,172 --> 00:15:05,931
TO ASSEMBLE ALL THE PARTS
OF THE KALEIDOSCOPE.
273
00:15:05,931 --> 00:15:08,068
HE SLIDES THE MIRROR SYSTEM
274
00:15:08,068 --> 00:15:12,551
INTO A HEAVY CARDBOARD TUBE
DECORATED BY THE MANDALA PHOTOS.
275
00:15:12,551 --> 00:15:15,206
HE CUSHIONS THE MIRROR SYSTEM
WITH FOAM,
276
00:15:15,206 --> 00:15:16,758
AND THIS STABILIZES IT.
277
00:15:16,758 --> 00:15:20,827
HE INSTALLS A METAL EYEPIECE
AND GLASS LENS
278
00:15:20,827 --> 00:15:23,241
ON ONE END
OF THE KALEIDOSCOPE TUBE.
279
00:15:25,896 --> 00:15:27,586
HE SLIDES THE OBJECT CELL
280
00:15:27,586 --> 00:15:31,931
INTO A PROTECTIVE METAL CAGE
THAT ROTATES.
281
00:15:31,931 --> 00:15:34,689
HE PLACES
A TRANSPARENT GLASS DISK
282
00:15:34,689 --> 00:15:36,068
OVER THE CELL.
283
00:15:36,068 --> 00:15:40,241
HE APPLIES ADHESIVE TO THE CAGE
AND INSERTS THE ASSEMBLY
284
00:15:40,241 --> 00:15:43,689
INTO THE OTHER END
OF THE KALEIDOSCOPE TUBE.
285
00:15:43,689 --> 00:15:47,172
THIS KALEIDOSCOPE IS NOW READY
FOR A VIEWING.
286
00:15:47,172 --> 00:15:50,310
LIGHT PASSES
THROUGH THE OBJECT CELL,
287
00:15:50,310 --> 00:15:51,827
ILLUMINATING THE TRINKETS.
288
00:15:51,827 --> 00:15:55,586
REFLECTIONS BOUNCE
OFF THE MIRRORS TO CREATE
289
00:15:55,586 --> 00:15:59,000
ONE SPECTACULAR ILLUSION
AFTER ANOTHER.
290
00:15:59,000 --> 00:16:00,931
TWO CENTURIES
AFTER ITS INVENTION,
291
00:16:00,931 --> 00:16:02,724
THE VIEW
THROUGH THE KALEIDOSCOPE
292
00:16:02,724 --> 00:16:05,034
STILL FASCINATES.
293
00:16:16,793 --> 00:16:20,551
Narrator:
THE ANCIENT MAYANS HAMMERED
SEASHELLS INTO THEIR JAWS
294
00:16:20,551 --> 00:16:22,034
TO REPLACE MISSING TEETH.
295
00:16:22,034 --> 00:16:26,068
THOSE SEASHELLS WERE LIKELY
THE FIRST DENTAL IMPLANTS.
296
00:16:26,068 --> 00:16:29,517
TODAY, TITANIUM TOOTH IMPLANTS
FILL THE GAPS NICELY,
297
00:16:29,517 --> 00:16:32,000
AND, USUALLY,
THE PATIENT'S JAWBONE
298
00:16:32,000 --> 00:16:33,827
WILL ACTUALLY BOND TO THEM.
299
00:16:37,862 --> 00:16:39,206
IN THE MIDDLE
OF THE 20th CENTURY,
300
00:16:39,206 --> 00:16:40,655
IT WAS DISCOVERED
301
00:16:40,655 --> 00:16:44,206
THAT TITANIUM IS A METAL
THAT BONDS WITH BONE.
302
00:16:44,206 --> 00:16:47,379
IT REVOLUTIONIZED
RESTORATIVE DENTISTRY,
303
00:16:47,379 --> 00:16:50,517
MAKING ENDURING TOOTH IMPLANTS
POSSIBLE.
304
00:16:50,517 --> 00:16:52,344
TO MAKE THESE IMPLANTS,
305
00:16:52,344 --> 00:16:55,620
THEY START
WITH A SOLID TITANIUM ROD.
306
00:16:55,620 --> 00:17:00,448
THIS 13-FOOT ROD WILL BE USED
TO MAKE MORE THAN 200 IMPLANTS.
307
00:17:03,241 --> 00:17:06,620
THE TECHNICIAN INSERTS THE ROD
IN A LONG TUBULAR DEVICE
308
00:17:06,620 --> 00:17:09,862
THAT KEEPS IT STRAIGHT
AS IT FEEDS TO A LATHE SYSTEM.
309
00:17:13,448 --> 00:17:15,724
THE TITANIUM ROD SPINS
310
00:17:15,724 --> 00:17:18,241
AS COMPUTERIZED TOOLS
SLIM IT DOWN
311
00:17:18,241 --> 00:17:19,931
AND CUT THREADS INTO IT.
312
00:17:22,068 --> 00:17:24,724
THESE THREADS WILL
HELP ANCHOR THE IMPLANTS
313
00:17:24,724 --> 00:17:25,896
IN THE PATIENT'S JAW.
314
00:17:27,896 --> 00:17:29,620
THE LATHE PUSHES THE ROD OUT
315
00:17:29,620 --> 00:17:31,931
AND THEN PULLS IT BACK IN
REPEATEDLY
316
00:17:31,931 --> 00:17:36,827
TO FACILITATE
THE SHAPING PROCESS.
317
00:17:36,827 --> 00:17:42,103
A TOOL NOW GRIPS THE IMPLANT
WHILE ANOTHER CUTS IT TO LENGTH.
318
00:17:42,103 --> 00:17:45,758
THEN, A COMPUTERIZED DRILL
HOLLOWS OUT THE IMPLANT
319
00:17:45,758 --> 00:17:49,896
AND CARVES THREADS INSIDE
FOR ATTACHING THE CERAMIC TOOTH.
320
00:17:49,896 --> 00:17:52,793
IN MINUTES, A SOLID,
METAL CYLINDER BECOMES
321
00:17:52,793 --> 00:17:54,896
A HOLLOWED AND THREADED IMPLANT.
322
00:17:54,896 --> 00:17:58,482
A ROBOT NOW RETRIEVES
THE IMPLANT
323
00:17:58,482 --> 00:18:00,103
FROM THE CLUTCHES
OF ANOTHER ONE.
324
00:18:02,172 --> 00:18:04,689
IT TRANSFERS IT
TO A CLEANING STATION
325
00:18:04,689 --> 00:18:08,724
AND THEN OVER TO WHAT'S KNOWN
AS A VISION MEASURING SYSTEM.
326
00:18:08,724 --> 00:18:12,862
HERE, A CAMERA TAKES PICTURES
OF THE IMPLANT FROM ALL ANGLES
327
00:18:12,862 --> 00:18:16,241
AND SENDS THE IMAGES
TO A COMPUTER FOR ANALYSIS.
328
00:18:16,241 --> 00:18:17,620
THE COMPUTER CONFIRMS
329
00:18:17,620 --> 00:18:19,793
THE DIMENSIONS ARE
EXACTLY RIGHT.
330
00:18:19,793 --> 00:18:22,448
THEN,
THE ROBOT COLLECTS THE IMPLANT
331
00:18:22,448 --> 00:18:25,103
AND PLACES IT
INTO A SLOT IN A TRAY.
332
00:18:25,103 --> 00:18:27,137
ONCE FILLED WITH IMPLANTS,
333
00:18:27,137 --> 00:18:30,482
A TECHNICIAN SCREWS
A MESH LID ON THE TRAY
334
00:18:30,482 --> 00:18:33,275
AND SLIDES IT
INTO A METAL BASKET.
335
00:18:33,275 --> 00:18:35,896
THE BASKET POSITIONS THEM
FOR CLEANING
336
00:18:35,896 --> 00:18:41,275
IN A SPECIAL WASHING MACHINE
KNOWN AS A VAPOR DEGREASER.
337
00:18:41,275 --> 00:18:44,482
INSIDE,
SOLVENT VAPORS ENVELOP THE PARTS
338
00:18:44,482 --> 00:18:47,413
TO CLEAN OFF
RESIDUAL LUBRICANT OILS
339
00:18:47,413 --> 00:18:49,862
USED DURING THE CUTTING PROCESS.
340
00:18:49,862 --> 00:18:52,827
A ROBOT TRANSFERS AN IMPLANT
TO A HOLDING DEVICE.
341
00:18:52,827 --> 00:18:55,448
THE DEVICE SECURES THE IMPLANT
342
00:18:55,448 --> 00:18:59,000
FOR THE NEXT ROBOT TO PRESS
A PLASTIC COLLAR ONTO IT.
343
00:19:02,103 --> 00:19:03,931
THIS COLLAR IS TEMPORARY.
344
00:19:03,931 --> 00:19:05,310
IT WILL SERVE AS A MASK
345
00:19:05,310 --> 00:19:07,551
TO PROTECT THE OUTSIDE
OF THE IMPLANT
346
00:19:07,551 --> 00:19:11,068
AS THE TOP UNDERGOES
A PROCESS OF COLORIZATION.
347
00:19:13,310 --> 00:19:16,965
A ROBOT PLACES THE IMPLANT
UPSIDE DOWN IN A MILD ACID.
348
00:19:16,965 --> 00:19:20,000
THEY APPLY AN ELECTRICAL CHARGE.
349
00:19:20,000 --> 00:19:23,275
DIFFERENT COLORS WILL APPEAR
AT DIFFERENT VOLTAGES
350
00:19:23,275 --> 00:19:26,517
TO COLOR-CODE THE PART
AND INDICATE THE DIAMETER.
351
00:19:26,517 --> 00:19:30,862
THE PROCESS IS CALLED ANODIZING.
352
00:19:30,862 --> 00:19:34,655
A ROBOT NOW PULLS OFF
THE MASKING COLLAR.
353
00:19:34,655 --> 00:19:37,310
IT TRANSFERS THE IMPLANTS
TO ANOTHER TRAY
354
00:19:37,310 --> 00:19:38,827
AND SCREWS THEM ONTO IT.
355
00:19:38,827 --> 00:19:41,275
THIS KEEPS THEM FROM FALLING OFF
356
00:19:41,275 --> 00:19:44,413
AS MACHINERY TURNS THE TRAY
UPSIDE DOWN
357
00:19:44,413 --> 00:19:46,689
TO IMMERSE THE IMPLANTS
IN ACID
358
00:19:46,689 --> 00:19:48,413
AND ANODIZE THE EXTERIOR.
359
00:19:50,448 --> 00:19:53,965
THIS TIME, THE ANODIZING SERVES
ANOTHER PURPOSE.
360
00:19:53,965 --> 00:19:57,344
IT CHANGES THE SURFACE
TO MAKE IT MORE POROUS.
361
00:19:57,344 --> 00:19:59,931
THIS WILL IMPROVE THE BONDING
OF THE PATIENT'S JAWBONE
362
00:19:59,931 --> 00:20:01,379
TO THE IMPLANT.
363
00:20:04,620 --> 00:20:07,172
THE IMPLANT SPARKLES
IN THE SOLUTION
364
00:20:07,172 --> 00:20:09,517
AS IT UNDERGOES
A TRANSFORMATION.
365
00:20:13,965 --> 00:20:18,034
HERE'S THE NEW POROUS SURFACE
MAGNIFIED BY A MICROSCOPE.
366
00:20:18,034 --> 00:20:21,586
A ROBOT TRANSFERS
THE DENTAL IMPLANTS
367
00:20:21,586 --> 00:20:23,241
TO ANOTHER TRAY.
368
00:20:23,241 --> 00:20:27,586
THEY'RE NOW READY
FOR A FINAL CLEANING.
369
00:20:27,586 --> 00:20:30,275
A TECHNICIAN PUTS A LID
ON THE TRAY
370
00:20:30,275 --> 00:20:34,137
AND LOWERS IT INTO A TANK
FULL OF HOT, PURIFIED WATER.
371
00:20:34,137 --> 00:20:38,310
A GENERATOR SENDS
HIGH-FREQUENCY SOUND WAVES
372
00:20:38,310 --> 00:20:39,758
INTO THE WATER,
373
00:20:39,758 --> 00:20:43,482
CREATING BUBBLES AND WAVES
THAT GENTLY SCRUB THE IMPLANTS.
374
00:20:45,758 --> 00:20:49,448
AFTER STERILIZATION,
THESE TITANIUM DENTAL IMPLANTS
375
00:20:49,448 --> 00:20:53,517
ARE READY TO TAKE ROOT
IN HUMAN JAWS.
376
00:20:53,517 --> 00:20:57,275
THE CLINICIAN SCREWS THE IMPLANT
INTO THE PATIENT'S JAWBONE
377
00:20:57,275 --> 00:21:01,275
AND THEN SECURES A MADE-TO-MATCH
CERAMIC TOOTH TO IT.
378
00:21:01,275 --> 00:21:05,034
OVER TIME, BONE WILL FUSE
TO THIS ARTIFICIAL TOOTH,
379
00:21:05,034 --> 00:21:08,275
PROVIDING
A LONG-LASTING TOOTH REPLACEMENT
380
00:21:08,275 --> 00:21:10,827
AND GIVING THE PATIENT
A REASON TO SMILE.
381
00:21:22,000 --> 00:21:24,068
IF YOU HAVE ANY COMMENTS
ABOUT THE SHOW,
382
00:21:24,068 --> 00:21:26,620
OR IF YOU'D LIKE TO SUGGEST
TOPICS FOR FUTURE SHOWS,
383
00:21:26,620 --> 00:21:28,862
DROP US A LINE AT...
30488
Can't find what you're looking for?
Get subtitles in any language from opensubtitles.com, and translate them here.