Natural: "Bleach" (Sodium Hypochlorite) is a man-made chemical never found in nature; HOCl is naturally in the immune system of all mammals..
Safety: As a germicidal disinfectant, "Bleach" is legally obliged to have more than one warning and safety hazard precaution on its labels. HOCl germicidal disinfectants are free from warnings and first aid labels.
Gases: "Bleach" gases are dangerous and cause irritation and serious damage to respiratory systems and eyes. HOCl has zero hazard to respiratory systems or eyes.