'This highly undesirable event can occur when a nuclear reactor's core overheats'
Meltdown
DOWN THE HATCH: This highly undesirable event can occur when a nuclear reactors core overheats
This highly undesirable event can occur when a nuclear reactor's core overheats
This highly undesirable event can occur when a nuclear reactor's core overheats
"DOWN" THE HATCH
Meltdown
"DOWN" THE HATCH