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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.