# Japan trade ministry says pressure inside Fukushima reactor may have risen to 2.1 time designed capacity Fri, 20:13 11-03-2011
Nuclear physicist Dr Walt Patterson tells the BBC it sounds like there is a âserious problemâ at the Fukushima-Daiichi plant. âItâs the sort of thing that nuclear engineers have nightmares about,â he says. âIf it is not resolved in the next few hours it will get serious. If the core is uncovered, then those rods at the top may get hot enough to melt themselves.â
Nuclear physicist Dr Walt Patterson tells the BBC it sounds like there is a âserious problemâ at the Fukushima-Daiichi plant. âItâs the sort of thing that nuclear engineers have nightmares about,â he says. âIf it is not resolved in the next few hours it will get serious. If the core is uncovered, then those rods at the top may get hot enough to melt themselves.â