Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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Sound at the right vibration can bore holes through a solid object.
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Some toothpastes and deodorants contain the same chemicals found in antifreeze.
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Nylon is made from coal and petroleum.
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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.
15
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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