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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.