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USING THIS MODEL,
THEY CAST A MASTER MOLD, MADE OUT OF A RIGID TYPE
OF PLASTER CALLED GYPSUM. THEY NOW USE THIS MASTER MOLD
TO CAST A PRODUCTION MOLD OUT OF RUBBER
OR, IN THIS CASE, PLASTER. FIRST THEY POUR IN THE PLASTER, USING THEIR HANDS
TO BREAK UP ANY AIR BUBBLES THAT WOULD CAUSE DEFECTS
IN THE CASTING
THEY CAST A MASTER MOLD, MADE OUT OF A RIGID TYPE
OF PLASTER CALLED GYPSUM. THEY NOW USE THIS MASTER MOLD
TO CAST A PRODUCTION MOLD OUT OF RUBBER
OR, IN THIS CASE, PLASTER. FIRST THEY POUR IN THE PLASTER, USING THEIR HANDS
TO BREAK UP ANY AIR BUBBLES THAT WOULD CAUSE DEFECTS
IN THE CASTING
Full Transcript
00:00:01.000 --> 00:00:03.896
USING THIS MODEL,
THEY CAST A MASTER MOLD,
00:00:03.896 --> 00:00:08.241
MADE OUT OF A RIGID TYPE
OF PLASTER CALLED GYPSUM.
00:00:08.241 --> 00:00:11.241
THEY NOW USE THIS MASTER MOLD
TO CAST A PRODUCTION MOLD
00:00:11.241 --> 00:00:14.172
OUT OF RUBBER
OR, IN THIS CASE, PLASTER.
00:00:16.000 --> 00:00:18.103
FIRST THEY POUR IN THE PLASTER,
00:00:18.103 --> 00:00:20.517
USING THEIR HANDS
TO BREAK UP ANY AIR BUBBLES
00:00:20.517 --> 00:00:22.689
THAT WOULD CAUSE DEFECTS
IN THE CASTING.
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Movie Summary
Television series that documents how various everyday products are made.