This sub-class includes: - reclaiming metals out of photographic waste, e.g. fixer solution or photographic films and paper; - reclaiming of rubber such as used tires to produce secondary raw material; - sorting and pelleting of plastics to produce secondary raw material for tubes, flower pots, pallets and the like; - processing (cleaning, melting, grinding) of plastic or rubber waste to granulates; - crushing, cleaning and sorting of glass; - crushing, cleaning and sorting of other waste such as demolition waste to obtain secondary raw material; - processing of used cooking oils and fats into secondary raw materials; - processing of other food, beverage and tobacco waste and residual substances into secondary raw materials;