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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.