S. CNG is a less polluting or non-polluting source of energy. Explain with reason. by natural processes
1. What are the environmental consequences of the increasing de
2. In petroleum well, crude oil is found above water. Give reason.
3. What are the advantages of using energy sources judiciously?
4. Can we consider all combustible materials as fuels? Why or why not?

Hey guys! i've got an exercise where you've to find out the correct sentence in each pair. 1) a-we were tired and thirsty, so we stopped to have a drink at the cafè. b-we were tired and thirsty, so we stopped having a drink at the cafè. 2)a-if your computer freezes, try to turn it on and off again and see if that . b-if you computer freezes try turning it on and off again and see if that . me! it's urgent!