the process in which Complex organic substances are heated in the absence of air to get simple volatile fractions

the process in which Complex organic substances are heated in the abse

1.	the process in which Complex organic substances are heated in the absence of air to get simple volatile fractions
Answer» The process of heating coal in the absence of air is CALLED the DESTRUCTIVE distillation of coal. Coal contains a number of elements such as carbon, hydrogen, oxygen, nitrogen and sulphur. When coal is heated in the absence of air, a number of PRODUCTS are obtained. (1) Coke: contains 98 % carbon.