Bacterclean Liquid is a concentrated liquid biological activator for the elimination of bad smells from surfaces and equipments. Bacterclean Liquid is able to naturally eliminate the bad smells coming from the uncontrolled fermentation of organic residues, by accelerating the spontaneous decomposition processes. Bacterclean Liquid enables to obtain an economic and natural treatment, with no particular risks towards man and environment and with no possible secondary polluting or corrosive effects.