Correct Answer:
Option C - 'Tar' is the wood or coal product. This is obtained by destructive distillation of wood or coal (organic materials). This is highly organic i.e. carbon content is very high. This is viscous in nature. The tar has both medical & industrial uses
C. 'Tar' is the wood or coal product. This is obtained by destructive distillation of wood or coal (organic materials). This is highly organic i.e. carbon content is very high. This is viscous in nature. The tar has both medical & industrial uses