Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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Sound travels fifteen times faster through steel than through air.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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A cubic yard of air weighs about 2 pounds at sea level.
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The average temperature at 40,000 feet above sea level is -60 F.
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