Pencils; Metal Recycling; Coffee

Sep 24, 2008 on Science at 9:00 PM
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Summary

This episode demonstrates the production processes for pencils, metal recycling, coffee and shows how each is made.

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Anatomical Models; Jukeboxes; Tortilla Chips; Spark Plugs
Season 11 Episode 2

Sep 17, 2008

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Javelins; Cuckoo Clocks; Hearts of Palm; Windshield Wipers
Season 11 Episode 4

Sep 30, 2008