› added 3 years ago

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TIL that the United States coexisted with the Holy Roman Empire for thirty years until its dissolution in 1806.

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Lkllp TIL that in 1945, "misuse of the new toilet" aboard German sub U-1206 flooded the boat and caused it to sink
wLAko TIL Clair Cameron Petterson, the American geochemist who proposed the still-accepted age of the Earth of 4.5 billion years old, helped accelerated the phaseout of lead from all standard, consumer, automotive gas, decreasing lead level in blood of Americans by 80% by the late 1990s.
78bZX TIL Venus has phases like the Moon
7ryOL TIL America made bat bombs during World War II. The bomb consisted of a bomb-shaped casing with over a thousand compartments, each containing a hibernating Mexican free-tailed bat with a small, timed incendiary bomb attached.
OGy5e TIL earlier condoms were made from fish bladder or sheep gut.