The test Testing was a simulation of an electrical power outage to aid Assistance the development of a safety procedure for maintaining cooling water circulation until the back-up generators could provide Supply power .

The investigation Criminal_investigation into the accident Catastrophe found Know that pilot fell victim Catastrophe to spatial disorientation following the loss Earnings_and_losses of flight instruments after both generators failed .

Many electrical generators were taken down , and at least three nuclear reactors suffered Catastrophe explosions Destroying due to hydrogen gas that had built Building up within their outer containment buildings after cooling system failure resulting Causation from the loss of electrical power .

Most deaths were attributed Causation to carbon monoxide poisoning Bodily_harm due to power generators or kerosene heaters being used Using indoors without proper ventilation .

emergency response Response teams from unk state affiliates , including the arkansas , kentucky , oklahoma , missouri and florida rural water associations provided Supply portable generators and technical assistance Assistance to maintain the water supply Supply in the impacted Influence areas .

These women who were now the heads of households decided Deciding to change Change their fate and become Becoming the income generators of the village .

Because of the reactor trips and other grid problems , the electricity supply failed , and the reactors ' emergency diesel generators automatically started Process_start .

The earthquake generated Creating a 14-meter-high tsunami that arrived Arriving 46 minutes later , sweeping Scouring over the plant 's seawall and flooding Destroying the plant 's lower grounds around the Units 1-4 reactor buildings with sea water , which filled Filling the basements and knocked out the emergency generators .