Firefighter casualties have declined steadily since the 1970s, in part due to upgrades to firefighting equipment and safety standards. But newer building materials that burn faster remain a concern.
The National Transportation Safety Board is the agency responsible for investigating pipeline accidents, and it’s likely to have a long list of questions about the gas explosion, San Bruno, Calif.
Enough natural gas to fill a basketball arena was released just before an explosion at a Connecticut power plant, say federal investigators, who call it an 'unsafe' practice.
The cause of the explosion at the Kleen Energy natural-gas plant has yet to be determined. But a federal safety board had recently urged stronger safety codes for the process of gas-pipe purging, which was under way at the plant in Middletown, Conn.
The US Chemical Safety Board, citing seven instances where workers died purging gas lines, released urgent new recommendations just three days before the Middletown explosion in Connecticut Sunday that killed at least five people.