Peter Parker, the Spectacular Spider-Man #063 (1982)
Writer: Bill Mantlo
Artist: Greg Larocque
Molten Man comes back and tracks down Liz and Harry Osborn to New Jersey. Spider-Man finds out and they fight for a while until Spider-Man knocks him into the pool where all the water evaporates and leaves Molten Man in his original metal skinned form. No longer burning at hundreds of degrees.