Services relating to water supply, water distribution, water transport and water delivery; effluent and wastewater transport services; water reticulation services; information services relating to the transport of water and/or effluent and wastewater

Water treatment services; effluent treatment services; waste water treatment services; sewerage treatment and processing services; services relating to the chlorination and oxygenation of water; information services relating to the treatment of water and/or effluent and wastewater

Printed matter, publications, instructional and teaching materials, including printed matter relating to the conservation, treatment, and supply of water and the treatment and transportation of effluent and wastewater

Education and training services in relation to conservation, the sourcing of water, the operation of the water system, and the development of water resources; the production of film and video tapes including those relating to conservation and the water system; the arranging and conducting of colloquiums, conferences, seminars and symposiums including those relating to conservation and the water system; and the publication of texts and books including those relating to conservation and the water system

Printed matter, publications, instructional and teaching materials (except apparatus), including printed matter relating to the conservation, treatment, and supply of water and the treatment and transportation of effluent and wastewater

Services relating to water supply being water distribution, water transport and water delivery; effluent and wastewater transport services; water reticulation services; information services relating to the transport of water and/or effluent and wastewater