Is Wood Burning a Chemical Change?
When you burn wood, it undergoes a chemical change. The heat from the fire causes the molecules in the wood to break down, releasing energy in the form of light and heat. This process is called combustion. Wood burning is often thought of as a physical change, but it is actually a chemical change. When wood burns, the cellulose, and lignin in the wood are converted into carbon dioxide and water vapor. The heat from the burning wood causes the molecules of these substances to break apart and rearrange into new molecules. What is Wood Burning? Wood burning, also known as pyrography, is the art …