How Does Bleach Kill Mold?
Bleach and Mold Abatement Bleach can kill common molds on nonporous surfaces, making it a convenient household tool to combat mold and mildew. Bathroom showers and tubs, counter tops and toilets are areas that allow chlorine bleach to sit for the time it takes to penetrate the mold cell walls. Bleach should not be used on metals because of its corrosive nature. It should never contact wiring, nor should it be used in HVAC systems. Wood and wood-based building materials, ceiling materials, insulation, dry wall and flooring are areas in the home damaged by leaks and flooding. These slow-drying areas need immediate attention to prevent or abate mold and mildew, but bleach should not be used on these porous surfaces. Active Ingredients of Chlorine Bleach Sodium hypochlorite (NaOCI) is the active ingredient in bleach. Chlorine bleach forms sodium ions (Na+), hypochlorous acid (HOCI) and hypochlorite ions (OCI-) when diluted in water. HOCI and OCI- are oxidizing agents. Action of Bleach on M
