Cleans as it disinfects by killing up to 99.9% of 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: Toilet & Urinal Cleaner; Applicable Material: Toilets; Urinals; Chemical Compound: Sodium Hypochlorite; Dirt Types: Grime; Mildew; Mineral Scale; Mold; Organic Matter; Soil; Stains.