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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The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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No matter how cold it gets, gasoline will not freeze.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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The average home creates more pollution than does the average car.
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