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TIL that the “post-rain” smell is caused by a mixture of plant oils, bacterial spores, and ozone

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WkdG9 TIL that Ultraviolet blood irradiation (UBI) was extensively used in the 1940s and 1950s to treat many diseases including septicemia, pneumonia, tuberculosis, arthritis, asthma and even poliomyelitis.
WMR9 TIL cellphones are 10 times dirtier than toilet seats
Wkv78 TIL the only major court decision based primarily on the 3rd amendment of the US Constitution was in 1982, when the US Court of Appeals ruled that housing National Guardsmen in a private residence without the owner’s expressed consent was unconstitutional.
yQ5Xe TIL of Hajimi Fuji, who volunteered for the kamikaze but was refused acceptance because he had a wife and two young children. To honour his wish his wife drowned her two young girls and drowned herself. Hajimi then flew as a kamikaze pilot,meeting his death on the 28th May 1945.
yQAj8 TIL about Sea Spiders. There are over 1,000 species, and they have a leg span ranging from 1 mm to nearly 3 ft. As they age, their exoskeleton becomes riddled with small holes – enabling them to slowly grow in size.