› added 6 years ago

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TIL the USSR and China each lost about 20-25 million citizens during WW2. The rest of the world lost 25-30 million lives combined.

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epewD TIL that the multi-billion dollar radon mitigation industry is based on scientifically-debunked linear no-threshold curve, scare tactics, collusion between EPA and radon "professionals", and in fact, all scientific studies show that radon at household levels result in a DECREASE in cancer incidence.
XENEr TIL the blue liquid at the bottom of a porta potty was originally made with formaldehyde in order to deal with the smell. Nowadays more and more manufacturers are using enzymes and microbes that feed on odor-causing bacteria.
E18wX TIL in 1883 Sitting Bull made a speech in Sioux, not English, to US officials, generals, and railroad barons that began: "I hate all the White people, you are thieves and liars," and got worse from there. He would stop periodically to smile and bow, and the audience applauded enthusiastically.
nyd7 TIL the Columbia marching band was banned from playing at West Point in 1972 when they formed a “burning Cambodian village” on the field
xVDbo TIL the hottest section of Mars, its equator, can reach about 21 degrees Celsius (70 degrees Fahrenheit) at noon during the summer