The company first announced in 2012 that it was considering building a plant about 30 miles north of Pittsburgh in a faded industrial area along the Ohio River once lined with steel mills. The plant is expected to create 6,000 construction jobs and 600 permanent jobs and draw chemical companies and other manufacturers to the region. The news was welcome in a state that has been hard hit by low energy prices, causing several thousand layoffs and a squeeze on local government revenues. The number of drilling rigs operating in Pennsylvania fell to 14 last week, down from more than 140 in early 2011, according to an industry official. Pennsylvania Gov. Tom Wolf, a Democrat, called the plant “game-changing” and said it would give a much-needed economic boost to the entire state. He thanked […]