Bill uses a bucket of propylene glycol to show how a fiber optic cable works and how engineers send signal across oceans. You can learn more about the companion volume for series #4 at http://www.engineerguy.com/book/
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Maker Business — HOW ANKER IS BEATING APPLE AND SAMSUNG AT THEIR OWN ACCESSORY GAME
Wearables — Spooky liquids
Electronics — The deets on Electret Microphones
Biohacking — Mind-Controlled Spermatozoa
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