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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.