TIL that animals euthanized at shelters or animal control agencies have been sent to meat rendering facilities to be processed for use in cosmetics, fertilizer, gelatin, poultry feed, pharmaceuticals and pet food.
TIL that after Leon Czolgosz was executed for assassinating US Pres. William McKinley, the prison warden poured sulfuric acid on the corpse, burned his belongings, and refused to turn over the body to Leon's brother. This was to prevent exhibitions of his life
TIL that the oldest film on IMDb is "Passage de Vénus", a six second series of photographs of the transit of the planet Venus across the Sun on December 9th, 1874.