While this automobile had some traces of cigarette smoke, it was the rotten stench odor that needed to be eliminated. After remedy, the car smelled like ozone, somewhat pungent and considerably like the smell after an electrical storm. I could odor a mixture of the foul odor and the ozone collectively for a day or two. After about three days, the odor was nonetheless current. I was beginning to conclude that the odor was deeply embedded into the seats. Use a DIY deodorizing powder to keep upholstery recent when you don’t have time to deep-clean your couch.