Technically speaking, crystal glass is actually a Liquid that flows very slowly.
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In the early 1960's, Porsche commercially manufactured farm tractors.
24
There are only 14 blimps in the world.
69
Kleenex tissues were originally used as filters in gas masks.
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Jumbo jets use 4,000 gallons of fuel to take off.
19
A toaster uses almost half as much energy as a full-sized oven.
33
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12