|
|
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.
Did you know?
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).