CSG The Finance and Administrative Services Abbreviation

Casing

A flexible material used to seal a gap between two surfaces e.g. between pieces of siding or the corners in tub walls. Or To fill a joint with mastic or asphalt plastic cement to prevent leaks. Or Wood trim molding installed around a door or window opening. or The surface layer of an iron-base alloy which has been suitably altered in composition and can be made substantially harder than the interior or core by heat treatment.