Education Coal & petroleum

Coal and Petroleum Coal and petroleum are sources of energy that are non- renewable. They were made in the nature a long time before and they will finish after long-time…

Documents Coal and Petroleum. Coal and petroleum are sources of energy that are non- renewable. They were made...

Coal and Petroleum Coal and petroleum are sources of energy that are non- renewable. They were made in the nature a long time before and they will finish after long-time…