Most people have no clue what a bicycle looks like, much less how one works, even if they own one. http://www.liv.ac.uk/~rlawson/PDF_Files/L-M%26C-2006.pdf …
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Replying to @Meaningness
People think they understand how can openers work, but are shocked to discover they don’t, when asked to explain: http://www.sciencedirect.com/science/article/pii/S0364021302000782 …
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Replying to @Meaningness
@Meaningness one thing holds the can and the other thing crimps it?1 reply 0 retweets 0 likes -
Replying to @drethelin
@drethelin In which case removing the second thing would allow you to hold the can but not open it?1 reply 0 retweets 0 likes -
Replying to @Meaningness
@Meaningness depends on if it's a magnetic can opener or not1 reply 0 retweets 1 like
Replying to @drethelin
@drethelin I’d forgotten about those!
12:51 PM - 15 May 2015
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