Kills Staph, Pseudomonas, E. coli, HIV-1 (AIDS Virus) and other harmful germs on hard, nonporous surfaces.* The thick acid formula coats cleans, disinfects and deodorizes the entire bowl by dissolving stubborn stains on contact. The angle-neck bottle targets hard to reach areas. Formula will not harm plumbing or septic systems. Use in toilets and urinals.