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Did you know?
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.