One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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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.
51
Aluminum used to be more valuable than gold!
84
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.
24
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44