Odor Assassin is the most effective deodorizer ever formulated. USDA approved for use in kitchens. When odors get to be too much, one pump spray from Odor Assassin will clean out smoke, pet, kitchen, fish, mildew odors, and Odor Assassin even beats out the strongest of foul smells... SKUNK SMELL. Eliminates 95% of smoke odor.