The warnings were stark and issued repeatedly as far back as 1972: If the cooling systems ever failed at a Mark 1 nuclear reactor, the primary containment vessel surrounding the reactor would probably ...

Tokyo Electric Power Company yesterday sent a robot into the primary containment vessel of the damaged unit 2 at the Fukushima Daiichi plant in Japan. Although the robot was unable to reach the part ...

An investigation is underway into the internal conditions of the primary containment vessel of the reactor at unit 1 at the damaged Fukushima Daiichi nuclear power plant. Tokyo Electric Power Company ...

Any SPCC-regulated site or facility is obligated by EPA regulation to have robust enough secondary containment that any oil spilled from primary containment will not be able to reach navigable water.