(n.) The act or process of refining gold or silver, etc., in a cupel.

ablaze afire aflame aflicker aglow alight ardent blistering branding burning calcination candent candescent carbonization cauterization cautery cineration comburent combustion concremation conflagrant cracking cremation cupellation deflagration destructive distillation distillation distilling fervent fervid fiery flagrant flaming flaring flashing flashy flickering fulgurant fulgurating fuming glowing guttering ignescent ignited in a blaze in a glow in flames incandescent incineration inflamed kindled live living meteoric on fire oxidation oxidization parching passionate perfervid pyrolysis red-hot reeking refining scintillant scintillating scorching scorification searing self-immolation singeing smelting smoking smoldering sparking suttee the stake thermogenesis unextinguished unquenched vesication