Comet Ready to use non-abrasive cleaner for bathroom surfaces Comet is a non-abrasive, full-strength spray cleaner for common industrial, commercial or household washroom surfaces. This ready to use spray bottle is designed with non-abrasive solvents and surfactants that can penetrate and dissolve tough soap scum and hard water stains without scrubbing. Comet is safe on a wide variety of surfaces such as, glazed porcelain, fiberglass, glazed ceramic, enamel, chrome, synthetic marble and stainless steel, but is not safe for natural marble.
