The discovery helps explain `` why the fuel ignited so quickly '' after the derailment on July 6 in Lac-Megnatic , Ross said . Investigation finds tankers were carrying more volatile fuel than labeling showed . Score: 6 Disaster claimed 47 lives as tankers exploded and leveled downtown area .
Investigation finds tankers were carrying more volatile fuel than labeling showed . Score: 6 Disaster claimed 47 lives as tankers exploded and leveled downtown area .