Chemical preparations, namely, grout and latex based compositions for use in engineering in industry; chemical products for use in grouting and sealing; chemical sealants used for grout in the construction industry; grout sealants in the nature of chemical preparations; waterproofing preparations in the nature of chemical compositions; gasproofing preparations in the nature of chemical compositions; chemical reagents other than for medical or veterinary purposes; chemical catalysts; chemical emulsions for industrial purposes; latex additives in the nature of chemicals for use in industry; latexes in the nature of adhesives for use in industry; colloid preparations for industrial use

Engineering services for construction, maintenance, repair and installation purposes including grouting and sealing of faults, cavities, gaps, fractures and fissures in structures including buildings, walls, basements, cellars, roofs, rooftop structures, lift walls, tunnels, dam walls, reservoirs, silos, waste disposal sites, pits, retaining walls, ponds, storm water systems, drainage systems, bulkheads, tanks and compressed gas reservoirs, geological formations and mines, including for sealing/grouting underground storage dams, ventilation shafts and chambers, pilot holes, raised bores, ore passes, tunnels, abandoned workings, water plugs, salt mines and salt domes; curtain grouting; pre-grouting in new mining developments; grouting and sealing for developing declines and shaft sinking operations; waterproofing and gasproofing of buildings, walls, basements, cellars, roofs, rooftop structures, lift walls, tunnels, dam walls, reservoirs, silos, waste disposal sites, pits, retaining walls, ponds, storm water systems, drainage systems, bulkheads, tanks and compressed gas reservoirs, geological formations and mines; repair and maintenance of water control equipment; pressure grouting services; advisory service relating to grouting and sealing; ground and soil stabilization in the nature of soil erosion control services; grout reinforcement