Cleans as it disinfects by killing 99.9% of viruses and bacteria when used as directed. The thick 9.5% hydrochloric acid formula packaged in an angle-neck bottle brightens and cleans above and below the waterline and will not harm plumbing or septic systems. Use on toilets or urinals. Application: Bowl Cleaner; Applicable Material: Ceramics; Enamel; Metal; Dirt Types: Bacteria; Grime; Mildew; Mold; Organic Matter; Soil; Stains; Scent: Unscented.