‘Rolling Coal’ in Diesel Trucks, to Rebel and Provoke

Coal rollers alter their diesel trucks so they spew thick black smoke, sometimes in the direction of joggers, cyclists and hybrid cars. …Read the rest of this story

Source:: http://www.nytimes.com/2016/09/05/business/energy-environment/rolling-coal-in-diesel-trucks-to-rebel-and-provoke.html