What’s the LD50 test? It stands for “lethel dose 50 percent.” It was how toxicity was ranked until people came to believe that it was cruel to animals.
It’s based on how much venom is needed to kill 50 percent of a test population of animals.
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What’s the LD50 test? It stands for “lethel dose 50 percent.” It was how toxicity was ranked until people came to believe that it was cruel to animals.
It’s based on how much venom is needed to kill 50 percent of a test population of animals.
Over 1 million accountants are hired each year in America to help with taxes
The shortest escalator in the world is the puchicalator in Kawasaki, Japan. It’s five steps. And they are descending steps. You can also call it the most useless escalator in the world.
The last use of the death penalty in Germany occurred on June 26, 1981. It was done with a handgun fixed with a silencer. It occurred in the then Soviet satellite of East Germany.
The brightest color is not red, orange or yellow, but a bluish green.
French was the official language of England for 296 years, from 1066 till 1362.
Point blank comes from the French pointé à blanc which means “pointed at the white” where “white” was the aiming spot on a target.
Adolph Hitler could have been a successful painter but for his inability to depict hands.
Modern tanks are air conditioned.
One of the most popular films produced in the Soviet Union was 1973’s Ivan Vasilievich: Back to the Future. The plot involved Ivan the Terrible being transported to the time of Leonoid Breznev. Hi-jinks ensue.