Chemistry can be roughly divided into two branches, analysis and synthesis. Chemists either try to identify existing substances or make new ones. By the early 19th century, a number of substances...
There are roughly 20,000 prescription medicines approved for use around the world and in developed countries two thirds of the population takes one or more of them. Then there are all the non...
It is a common misconception that aspirin is a naturally occurring substance that was discovered in the bark of the willow tree. A related compound called salicin does indeed occur in white willow...
RSS