In 1750 the Appalachian Mountains were a formidable border between the British colonies in the east and French territory in the west, passable only on foot or horseback. It took more than a century to
"When natural gas was discovered in Appalachia in the 19th century, its development and growth as a fuel was rapid. A 1944 disaster in Cleveland, when an LNG tank ruptured and caused a fire with 130 f
