The operator of the troubled Fukushima Daiichi nuclear power plant says the level of hydrogen in a pipe at the No. 1 reactor has become low enough to make an explosion unlikely.
Tokyo Electric Power Company, or TEPCO, on Sunday finished removing hydrogen from inside a pipe connected to the reactor’s containment vessel.
The utility had been injecting nitrogen into the pipe to remove hydrogen since Saturday.
Last month, the hydrogen levels inside the pipe were found to account for (…)