Biokleen Bac-Out Stain & Odor Eliminator - 32 oz. (1 QT) 946 ml Biokleen Bac-Out Stain & Odor Eliminator with Live Enzyme Cultures: It seems everyone has a Bac-Out story. Bac-Out's live enzyme-producing cultures attack pet, food, and beverage stains, organic waste, and odor until they are gone, digesting them back to nature, safely and naturally. Bac-Out is safe to use around children and pets, even birds. Lime Peel Extract cleaning power Destroys the toughest odors so they are gone for good Excellent for mold and mildew Preferred by commercial carpet cleaners nationwide Biokleen manufactures natural, non-toxic cleaning products for your home or business. Formulated with exceptional quality and value that will provide you with great results while not causing any negative effects to you or the environment. Biokleen products are biodegradable with no harsh fumes and is gentle enough for sensitive skin. Biokleen is proud to be a TreeHugger Best of Green 2010 Award winner for Best Cleaning Product! Biokleen. Tough on Dirt, Gentle on the Earth