An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Whale oil was used in automobile transmissions as late as 1973.
56
Jumbo jets use 4,000 gallons of fuel to take off.
19
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
Sony researchers have developed a refrigerator that only opens when you smile.
9
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41