oil cars on train
ShutterstockFederal officials are trying to keep railway safety on track amidst a boom in oil hauling.

All that combustible fuel being produced by America’s fracking boom has federal transportation safety officials on edge.

Inspectors have started scrutinizing train manifests and tank car placards on trains departing from North Dakota’s Bakken region. The region is producing copious quantities of fracked oil, which is being carried to refineries in railway cars — many of them in a railcar model that’s prone to explode.