liquate

/ˈlɪkweɪt/
verb
  1. To separate or purify a metal by melting it so that impurities or other metals separate out.
    • Workers liquate the alloy to remove unwanted tin.
    • In ancient times, smiths would liquate gold to make it purer.
    • The refinery uses heat to liquate the copper from the ore.
Synonyms
What does "liquate" mean? | whatsthatwordmean | whatsthatwordmean