Apparatus for disinfecting water; Chlorinating units for water treatment; Electrolytic water generators for electrically decomposing tap water to generate electrolytic water and for removing chlorine odor from tap water; Environmental control apparatus, namely, particle activators for use in soil remediation, drinking water treatment, municipal and industrial wastewater treatment; Industrial-water purifying apparatus; Ozone sanitizers for air and water; Sewage purification apparatus; Sewage purification installations; Waste water purification units; Water filtering apparatus; Water purification and filtration apparatus; Water purification installations; Water softening apparatus and installations; Water sterilisers; Water treatment equipment, namely, chemical sterilization units; Water treatment equipment, namely, reverse osmosis filtration units; Water treatment equipment, namely, ultraviolet sterilization units; Water treatment equipment, namely, water filtration units and reverse osmosis units