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Author Question: The internal rate of return is used as the discount rate when calculating the net present value of a project. (Read 57 times) |
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.