One cubic foot of gold weighs more than 1,200 pounds!
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Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
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Iron weighs more after it rusts.
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Sound at the right vibration can bore holes through a solid object.
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One 75-watt bulb gives more light than three 25-watt bulbs.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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