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1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
waterproofing membranes in liquid chemical form for use in construction; waterproofing materials for use in building, civil engineering, or in tunnels or other underground structures, namely, waterproofing coatings; fireproofing preparations for application to buildings, civil engineering structures, tunnels or other underground construction
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17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
weatherproofing materials for use in building or civil engineering, or in tunnels or other underground structures, namely, nonmetal weatherproof insulating tape for tunnels; plastic sheet material for use in building, civil engineering, construction, tunnels or other underground construction, namely, sheets of plastic fabric used as a water infiltration barrier in building construction; single ply vapor barriers; molded plastic sheet material for drainage use in building, civil engineering, tunnels or other underground construction, namely, sheets of plastic fabric used as a water infiltration barrier in building construction; water stops, namely, elastomeric expansion and contraction joint seals for use in building; non-metallic materials for filling and plugging joints or openings in buildings, civil engineering structures, tunnels or other underground structures, namely, filling polymer in the nature of polymer-based sealing compounds for concrete, cement grout sealants, and injected resins in the nature of resin-based sealants for use on walls and tunnel surfaces
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19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
non-metallic building materials, namely, cementitious spray applied fire protection; cementitious fireproofing materials in the nature of fireproof cement coatings for application to tunnels or other underground structures, concrete surfaces, and other construction materials; waterproofing membranes for floors and walls; weatherproofing materials for use in building or civil engineering, or in tunnels or other underground structures, namely, non-metal rollable sheet-form waterproof membranes for floors, ceiling, and walls and non-metal water-resistant rollable drainage panels for construction; non-metallic materials for filling and plugging joints or openings in buildings, civil engineering structures, tunnels or other underground structures, namely, cement grouts