Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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One ragweed plant can release as many as one billion grains of pollen!
51
Scientists are now able to grow 'beating' heart tissue in a lab!
162
One third of the electricity produced on earth is used to power electric light bulbs!
75
Your brain is 80% water.
525
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88