Waste management and recycling machines; Waste disposals; Waste grinders and waste presses (electric waste disposal units); Waste disposal machines; Waste converters (machines); Organic waste composting machines; Food waste disposal machines; Agricultural implements, other than hand-operated; Agricultural implements, other than hand-operated hand tools; Fertilizer distributing machines and implements, other than hand-operated implements; Fertilizer distributing machines, other than hand-operated implements.

Wastewater purification units; Filters for wastewater; Wastewater treatment installations; Wastewater treatment tanks for household purposes; Wastewater treatment tanks for industrial purposes; Bioreactors for use in the treatment of wastewater; Gas heat generators; Solar energy collectors for heating; Solar energy powered heating apparatus; Wastewater purification installations; Wastewater treatment tanks; Apparatus for waste water purification

Repair of biogas plants and machines; Maintenance and repair of energy generating installations; Installation of energy-saving apparatus; Repair of energy supply installations; Installation of electricity generators.

Generation of energy; Energy production; Electricity generating; Production of energy; Electricity generation; Generation of electricity; Generating of electricity; Generation of power; Waste processing; Waste destruction; Waste water treatment; Waste treatment (transformation); Destruction of waste; Waste recycling services; Upcycling (waste recycling); Waste water reprocessing; Waste processing (transformation); Treatment of waste; Recycling of waste; Treatment of chemical waste; Treatment (recycling) of waste; Treatment of waste water; Treatment of industrial waste; Recycling and waste treatment; Waste treatment by electrolysis; Treatment (transformation) of waste; Treatment of hazardous waste; Recycling of waste products; Recycling of waste materials; Hazardous waste treatment services; Treatment (reclamation) of industrial waste; Recycling of refuse and waste.