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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Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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The force of a suction cup is calculated using F=AP.
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One cubic foot of gold weighs more than 1,200 pounds!
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If the chemical sodium is dropped into water it will immediately and violently explode.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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Sound at the right vibration can bore holes through a solid object.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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