1) Melt 1) Separate metals by melting 
to melt; to subject to liquation
• (v. i.) To melt; to become liquid. • (v. t.) To separate by fusion, as a more fusible from a less fusible material.
Li'quate (lī'kwāt) intransitive verb [ Latin liquatus , past participle of liquare to melt.] To melt; to become liquid. [ Obsolete] Woodward. Li'quate transitive verb (Metal.) To separate by fusion, as a more fusible from a less fusible material.