V

treatment of materials, namely, processing and transforming water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved and undissolved matter

Education of persons, namely, providing training seminars and classes regarding the technology, installation, and maintenance of liners for drains, channels, canals, acequias and ditches, and education of persons, namely, providing training seminars and classes about systems for distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved and undissolved matter

Scientific and technological services and research and design of systems for liners for drains, channels, canals, acequias, ditches; research and design of systems for liners for drains, channels, canals, acequias, ditches, and research, design and development of systems for distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved and undissolved matter