the melting public of something is the same for the nothing of same mean
if_rock is very_hot_can_melt. fault is tangible_thing. melting is physical_state_change_event. meltdown is not melting. melting_pot is environment. melting is not physical_state_change_event. meltdown is melting. if_rock is not very_hot_can_melt. fault is not tangible_thing. melting_pot is not environment.