In destructive distillation of coal name one solid, two liquid and one gaseous product formed in the process

Coal is one of the fossil fuel along with the petroleum.Coal is a mixture of carbon, hydrogen, oxygen,nitrogen and sulpher.It is formed by degradation of wood under the influence of high pressure and temperature over millions of years and this process is called as carbonization.
When coal is heated in the absence of air is called destructive distillation of coal.We get many usefulproducts like coke, coal tar and coal gas etc.
1.Coke -Its an solid residue left after the destructive distillation of coal.
2.Coal tar- Its an thick black liqiud which is mixture of many carbon compounds.
3.Ammonical liquor- Ammonia produced in the process is absorbed in water to form ammonium hydroxide solution called as ammonical liquor.
4.Coal gas- Gaseous component mixture of hydrogen,methane and carbon monooxide.