How important is chemistry? According to the data, Chemical roots can be traced to the phenomenon of combustion. Fire is a mystical power that converts a substance into another substance and is, therefore, the main concern of mankind. It is a fire that guides humans to the discovery of iron and glass. After gold was discovered and became a precious metal, many people were interested in finding methods that could change other substances into gold. This creates a protostars called Alchemy. Alchemy is practiced by many cultures throughout history and often contains a mixture of philosophy, mysticism, and protostars. Chemistry Coloring Pages can be downloaded for free.