Abstract: There is disclosed an industrial washing machine which includes a casing with a lid, a liquid reservoir within the casing and a collecting area associated with the reservoir. The washing machine further includes a cover adapted for covering the collection area and the liquid reservoir. Cooperating with the cover is a filter assembly which is disposed within the casing. Further, an assembly is included which effects the movement of floating grease and oil from the liquid within the reservoir. This floating grease and oil is directed by the assembly towards a fixed point within the casing for collection and eventual removal.