liquid hydrogen subgroup of hydrogen, 8 assertions
HasPrerequisite 1
cryogenic storage 0.25
HasProperty 2
cold 0.55
light 0.16
IsA 1
cryogen 0.26
ReceivesAction 4
vaporized 0.70
used as fuel 0.68
received within second … 0.68
combined with liquid ox… 0.25