The helmet that Neil Armstrong wore when landing on the moon in 1969 and coloured trumpet mouthpieces are made of the same plastic, Lexan. In 1953 Daniel Fox at General Electric was looking for...
First, a little history is in order. Soap making is one of the oldest of all chemical processes. There is even a reference to soap in the Bible in Jeremiah 2:22. "For though thou wash thee with...
The carbon dioxide we exhale does not contribute to global warming for the simple reason that we also take up an equivalent amount of carbon dioxide from the air, albeit indirectly. Everything we...
They are all composed only of carbon. What determines the properties of any substance? Simple. The properties of any substance depend on the type and number of atoms they are composed of, and of...
After eating beets. The colour of beetroot is due to a family of compounds known collectively as betacyanins. Ingestion of beets can result in a bright red discolouration of the urine, and quite a...