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Scientific instrumentation for measuring water levels, water flows, chemical levels in water, sediment levels in water; research laboratory analyzers for measuring, testing, and analyzing rainwater, wastewater, and other fluids; surveying instruments; photographic cameras; cinematographic projectors; audiovisual receivers and transmitters; optical sensors; weighing apparatus and instruments; apparatus and instruments for detecting the presence of water and sediments in water; testing apparatus and instruments for testing water samples; electronic apparatus and instruments for use in inspecting rainwater and wastewater systems; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable media, computer software, blank digital or analogue recording and storage media pertaining to rainwater and wastewater systems and components thereof; computers and computer peripheral devices; electronic imaging devices; electronic memory devices; smart phones and smart watches; recorded downloadable computer software for use in monitoring and controlling operation of rainwater and wastewater systems; computer software platforms, recorded or downloadable; computer software applications, downloadable namely, software for use in monitoring and controlling operation of rainwater and wastewater systems; electronic publications, downloadable, in the nature of operational and technical manuals in the field of rainwater and wastewater systems

Apparatus and installations for water supply purposes, namely, purification installations for collection, distribution, drainage, and filtration of rainwater and wastewater; water basins for rainwater and wastewater being specially adapted parts of water supply installations in the nature of rainwater and wastewater purification; rain overflow basins for collecting and storing water being specially adapted parts of water supply installations; purification installations for sewage; filters for drinking water; water filtering apparatus; water distribution installations, namely, pipes, conduits, reservoirs, tanks, spring pots, inlet channels, and outlet channels, all being parts of sanitary installations for supply and distribution of water; water purification installations; water purification apparatus; water purification machines; water sterilizers; water supply installations, namely, pipes, conduits, reservoirs, tanks, spring pots, inlet channels, and outlet channels, all being parts of sanitary installations for supply and distribution of water