How can we burn coal in the absence of oxygen - Science - Combustion and Flame

Question

How can we burn coal in the absence of oxygen ?

Priyanka Madhu · Accepted Answer

Burning
of coal occurs in presence of oxygen The coal is heated in the
absence of air which is known as destructive distillation of coal
This process result in the formation of by-products such as : coal
gas, ammonia, coal tar and coke