Nonmetallic building materials, namely, liners for the lining of drains, channels, canals, acequias and ditches; systems comprising non-metal liners for drains, channels, canals, acequias and ditches that are used for the distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved matter

Nonmetallic building materials, namely, liners for drains, channels, canals, acequias and ditches; and systems comprising non-metal liners for drains, channels, canals, acequias and ditches that are used for the distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved matter

Nonmetallic building materials, namely, liners for drains, channels, canals, acequias and ditches; and systems comprising non-metal liners for distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved and undissolved matter

Plastic in the form of semi-finished sheets for use in the manufacture of liners for drains, channels, canals, acequias or ditches

Nonmetallic building materials, namely, liners for drains, channels, canals, acequias and ditches; and systems comprising non-metal liners for drains, channels, canals, acequias and ditches that are used for the distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved matter

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

Nonmetallic building materials, namely, liners for drains, channels, canals, acequias and ditches; systems comprising construction materials, namely, non-metal liners for distribution, conveyance, control, supply, transport and discharge of water, fluids, and mixtures and admixtures containing solids, gases, and other dissolved and undissolved matter