Question

During the processing of coal to get a coke, coal tar and __________ are also obtained.

Answer 1

• Coal gas is obtained during the processing of coal to get a coke.
• It is used as a fuel in many industries situated near coal processing plants.
• Coal gas was used for street lighting for the first time in London in 1810 and in New York around 1820.
• Nowadays, it is used as a source of heat rather than light.
• Coal tar is a black, thick liquid with an unpleasant smell.

Therefore, during the processing of coal to get a coke, coal tar and coal gas are also obtained.