carbonisation
/ˌkɑrbənɪˈzeɪʃən/
noun
- The process of heating organic material, such as wood or coal, in the absence of air to produce carbon or carbon-rich residue.
- The carbonisation of wood in a kiln produces charcoal, which is used for grilling.
- During carbonisation, coal releases gases and tars, leaving behind nearly pure carbon.
- Early humans discovered carbonisation by accident when they buried wood in hot ashes.