An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Originally, Nintendo was a playing card manufacturer.
70
Sony researchers have developed a refrigerator that only opens when you smile.
9
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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