Canadian oil trains shift to carry less-volatile crude
May 05, 2015 at 01:00 AM EDT
CALGARY, Alberta, May 5 (Reuters) - A growing share of Canadian oil-by-rail traffic is made up of tough-to-ignite undiluted heavy crude and raw bitumen, say industry executives, as companies scramble to cut expenditures with the price of crude down more than 40 percent since June.