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You can drop me from the hig...

You can drop me from the highest building and I'll be fine. But drop me in water and I will die. What am I?

Correct answers: 40

The first user who solved this task is Djordje Timotijevic.

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I had a joke about a...

“I had a joke about a cake, but it's stale.”

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Nylon parachute jump

In 1942, the first parachute jump in the U.S. using a nylon parachute was made by Adeline Gray. Cotton had been superceded by silk cloth as a higher-strength, lower-weight parachute fabric. Oriental high-volume sources of the silkworm product were cut off during WWII. Fortunately, nylon, a newly invented synthetic substitute produced by the DuPont Co was available, as exhibited at the 1939 World's Fair. Nylon parachutes had been tested with dead weights, but the military needed a live trial to confirm personnel use. Gray, a parachute rigger at the Pioneer Parachute Company volunteered. She jumped from an aircraft flying from Brainard Field, Hartford, Conn. convincing an audience of 50 critical army and navy observers.«

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