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TIL as of 2015, 19.2% of people in South Africa have HIV.

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Wkv6o TIL A 2004 American Public Health Association (APHA) resolution called for a moratorium factory farms for growing antibiotic resistance of pathogens, drinking water contamination from waste, severe respiratory problems in workers, and illnesses among people living nearby
wLAxJ TIL For the 1939 World Fair, Pontiac Built A clear plexiglass car for $25,000. Sold at auction in 2011 for $308,000.00.
P1KAE TIL that the Pistol Shrimp, a small creature that can snap its claw so fast, it creates a bubble hot enough to produce light and temperatures similar to the sun's surface, stunning or killing its prey with the shockwave
D1jAv TIL That Mike Row, the host of Dirty Jobs, was a former opera singer. This ended up landing him a job at QVC that he apparently got fired from 3 separate times.
e0eLL TIL Gold is almost twice as dense as Lead. Even though a molecule of lead weighs more than a molecule of gold, gold molecules are smaller, and the density of gold (19.3g/cc) is almost twice that of lead (11.3g/cc)