4.5 pounds of sunlight strike the Earth each day.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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