Desulphuration :: Desulphuration (n.) The act or process of depriving of sulphur.
Sulphurate :: Sulphur (n.) Any one of numerous species of yellow or orange butterflies of the subfamily Pierinae; as, the clouded sulphur (Eurymus, / Colias, philodice), which is the common yellow butterfly of the Eastern United States..
Sulphurate :: Sulphurating (p. pr. & vb. n.) of Sulphurat.
Sulphurator :: Sulphuration (n.) The act or process of combining or impregnating with sulphur or its compounds; also, the state of being so combined or impregnated..