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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Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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Sound travels about 4 times faster in water than in air.
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Iron weighs more after it rusts.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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