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-How much did that cost? -$800 for disposal, then $1400 for the water ball. •Were your parents mad? -yes. •Where did you buy the Waterballs? -China •How much of them? -1600 pounds, 25 Million. ... continue reading
posted by Mordhaus
8 years 6 months 4 weeks ago • 341 views • 8:40YouTube description: Bill reveals the stunning engineering underlying the design of a diaper. He describes the five layers of a diaper, including the superabsorbent polymer in the diaper's core. He... continue reading
posted by Aard Vark
(oritteropo) 8 years 9 months ago • 337 views • 6:34Not yet a member? No problem!
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