Drain Bug will effectively digest grease, oils, fats and other organic wastes which lead to clogs and odor problems in drains, grease traps, septic systems and portable toilets. An all-natural, highly active product formulated with multi-cultured strains of bacterial producing enzymes and biodegradable surfactants. This product will not harm pipes and will help to maintain free flowing drains and septic systems, thus eliminating the need for expensive plumbers. Cloudy Opaque Liquid, Floral Odor.