It would have 'melted your heart' [=it would have filled you with compassion, sympathy, etc.] to see her lying in that hospital bed.
Her anger 'melted away' when she saw that he was truly sorry.
He seemed to 'melt into' thin air. [=he seemed to disappear]
(..) every day for a month... ...without ever disabling it. But... ...drop a commando... ...one man, with just a bag of this... ...and he could melt right through inches of solid steel... ...and destroy that gun forever. Jeez. So yes... ...I think it will cut through (..)2008 TvShow: Breaking Bad Title: A No-Rough-Stuff-Type Deal Season: 1 Episode 7