There are 20 feet of blood vessels in each square inch of human skin.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Sources and Types of Air Pollution
Renewable Energy Sources Globally
Food Sources of Carbohydrates You need to eat at least 130 grams of carbohydrates daily
Kidney beans, steak, and iron-fortified bread and cereal are good sources of iron
Health and Income per Capita: Two Views
Common restriction enzymes, with their recognition sequence, DNA cutting patterns, and sources