describe characteristics and uses of coal tar???
Answers
Answer:
Properties of Coal Tar
Coal tar is black in color. It's a semi-solid and semi-liquid in nature and is less permeable. Its density is very thick and It has a peculiar smell. Tar is insoluble in nature which means that it can't dissolve in water.
Explanation:
Coal tar is black in color. It's a semi-solid and semi-liquid in nature and is less permeable. Its density is very thick and It has a peculiar smell. Tar is insoluble in nature which means that it can't dissolve in water.
Coal tar: It is obtained as a by-product in the process of making coke. Though its colour is the same as coke, tar is a highly viscous liquid. It also has an extremely unpleasant smell. Uses:
Coal tar is widely used to manufacture paints, perfumes, synthetic dyes, photographic material, drugs and explosives.
It can be utilized to make insecticides and pesticides. Naphthalene balls that are commonly used to keep moths away are made from tar.
Coal tar is an ingredient of anti-dandruff and lice-repelling shampoos, soaps and ointments.