Question

i ne define of these keywords in short please aagar aup m se jiss ne bhi sab ka sahi or short and diya uss ko as a brainlist mark kar dungi pucca​

Answer 1

Answer:

1.a black or dark-brown combustible mineral substance are called coal.

2.a mixture of gases i.e. hydrogen, methane, carbon monoxide and volatile are called coal gas.

3.a thick black liquid produced by distilling bituminous coal, containing benzene are called coal tar.

4.a solid black substance produced from coal and used as a fuel are called coke.

5.a fuel formed in the earth from plant or animal remains are called Fossil fuels.

6.Gas that is found under the ground or the sea, and that we burn for light and heat are called natural gas.

7.mineral oil that is found under the ground are called petroleum.

8.a factory where a substance is made pure by having other substances taken out are called refinery.

*note= petroleum is written twice times.

Explanation:

oh! please mark me as brainlist.