ÃƒÂ¢Ã¢"šÂ¬Ã‹Å“shale gasÃƒÂ¢Ã¢"šÂ¬Ã¢"žÂ¢, consider the following statements :
1. Coalbed methane is the pure methane gas extracted from coal seams, while shale
gas is a mixture of propane and butane only that can be extracted from fine-grained
2. In India, abundant coalbed methane sources exist, but so far no shale gas sources
have been found.`
Which of the statements given above is/ are correct ?
3)Both 1 and 2
4)Neither 1 nor 2
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