vedelas olekus materjali rafineerimine (puhastamine) kasutades mitmekordset destillatsiooni kuni vajalikul tasemel rafineerimistaseme saavutamiseni (vt metallurgiline rektifikatsioon; vrd destillatsioon)
Hea teada
Rektifikatsiioni kasutatakse madala keemistemperatuuriga metallide, nt elavhõbe, tsink jt rafineerimisel.
purification of a liquid by distillation; this process emphasizes repeated cycles of the distillation process to achieve higher purification levels (see: metallurgical rectification; compare: distillation)
Hea teada
Rectification is used in metallurgy for the purification of metals which possess a low boiling point such as mercury, zinc etc.