9781422285596

INTRODUCTION G as is many things. This word can mean gasoline for auto engines. It can also refer to any substance that is neither solid nor liquid, but in a gaseous state—like gases in the air around us. Gas can also be a gaseous fuel that is burned for many purposes—to generate electricity, cook, heat homes and buildings, make light in gas lamps, and power vehicles, to name a few. This book uses the last meaning of the word gas. More precisely, it is about natural gas . The important and valuable resource of natural gas

7 A fracking rig in a Colorado field. (Lonnyinco/Dreamstime)