Some commercial varieties of salt have small amounts of sodium ferrocyanide added to prevent the caking (or clumping)聽that can occur under聽various conditions. When humidity is high, for example, a...
In chemical terms, it is potassium hydrogen tartrate which is basically partially neutralized tartaric acid.聽Pasteur became interested in the chemistry of winemaking and launched into a study of...
At least in a manner of speaking.聽When Hernan Cortez came to America in 1518 he was intrigued by the beautifully coloured Aztec fabrics, particularly the stunning reds.聽He asked the natives about...
I wonder if Ms. Hari would ever consider taking aspirin. If she found out that it is made from petroleum, probably not. For some reason she considers petroleum to be a substance that comes from...
The human body carefully maintains the pH of blood at about 7.35, which is slightly alkaline, or basic. This is also the pH of the cells in all our organs that depend on the blood supply for their...
