-Use of .For refining silver Ezekiel 22:22; Malachi 3:3 .For refining gold Proverbs 17:3

-For melting lead and tin Ezekiel 22:20

-For capital punishment, Shadrach, Meshach, and Abed-nego cast into, by Nebuchadnezzar Daniel 3:6-26

-FIGURATIVE .Of affliction Deuteronomy 4:20; 1 Kings 8:51; Psalm 12:6; Isaiah 48:10; Jeremiah 11:4

.Of lust Hosea 7:4 .Of hell Malachi 4:1; Matthew 13:42, 50; Revelation 9:2