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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Did you know?
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.