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S18-E12 Bowler Hats/Solar Water Heaters/Sticky Buns/Electrostatic Speakers
Premiere

S18-E12 Bowler Hats/Solar Water Heaters/Sticky Buns/Electrostatic Speakers

Thu 8 Sep 5:30am - 6am Discovery Channel
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Thu 8 Sep, 6:30am - 7am Discovery Channel +1
HD WIDE
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Summary

Developments in the manufacture of bowler hats, solar water heaters, sticky buns and electrostatic speakers.

Science

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