June 3 ” Inventors have recast the bicycle as a cheap power supply for myriad products. The world’s most efficient transportation device now handles everything from poop to ice cream. Several groups are even working on bike-powered laundry machines, including MIT and their “Spincycle” (get it?). Ten creative ways that bicycles are serving people around the world:
https://www.engineeringforchange.org/news/ten-things-can-bicycle/
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