https://encyclopedia.thefreedictionary.com/List+of+unusual+deaths1940s1941: Sherwood Anderson, writer, died of peritonitis after swallowing a toothpick at a party.
1942: 32 men died as a result of a chain of events that started when the British cruiser HMS Trinidad accidentally torpedoed itself.
1944: 74 men died when the US Submarine Tang (SS-306) accidentally torpedoed itself during a combat patrol off the coast of Taiwan.
1944: Inventor and chemist Thomas Midgley, Jr. accidentally strangled himself with the cord of a pulley-operated mechanical bed of his own design.
1945: Scientist Harry K. Daghlian, Jr. accidentally dropped a brick of tungsten carbide onto a sphere of plutonium (known as the Demon core) while working on the Manhattan Project. This caused the plutonium to come to criticality; Daghlian died of radiation poisoning, becoming the first person to die in a criticality accident.
1946: Louis Slotin, chemist and physicist, died of radiation poisoning after being exposed to lethal amounts of ionizing radiation from the same core that killed Harry K. Daghlian, Jr. The core went critical after a screwdriver he was using to separate the halves of the spherical beryllium reflector slipped.
1947: The Collyer Brothers, extreme cases of compulsive hoarders, were found dead in their home in New York. The younger brother, Langley, was crushed to death when he accidentally triggered one of his own booby traps that had consisted of a large pile of objects, books, and newspapers. His blind and paralyzed brother Homer, who had depended on Langley for care, died of starvation some days later.
1947: Willie Francis survived an execution by electric chair, when two jolts of current failed to kill him. After a legal dispute which split 5-4 in the Supreme Court, he was successfully electrocuted one year later.