Whale oil was used in automobile transmissions as late as 1973.
56
Kleenex tissues were originally used as filters in gas masks.
46
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Mico headphones read your brainwaves and select music based on your state of mind.
7
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
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