Question

1. where is coal obtained from?
2. write the full firm of LPG
3. when the crackers burst the type of combustion?​

Answer 1

1. Coal can be extracted from the earth either by surface mining or underground mining.
2. LPG stands for liquid petroleum gas.
3. Explosive combustion.

Answer 2

Answer:

1 The coal is obtainin from the layer of earth by the process of mining

2 LPG stands for liquefied petroleum gas

3 cracker burning is the type of explosive combustion