E

Metal tempering preparations; soldering fluxes

Common metals and their alloys; non-electric cables and wires of common metals; metal pipes and barrels; metal conduit; containers of metal for storage and transport; vats of metal; metal storage tanks; metal tubes

Drilling machines; power operated metalworking machine tools, namely, drilling tools; metalworking machine tools; machine tools for removing waste and trash; machine couplings and transmission components except for land vehicles

Non-metal building materials, namely, soffits, fascia and ceiling, floor and wall panels not of metal; rigid pipes, not of metal; non-metallic transportable buildings; non-metal ducts; non-metal rigid tubing for transport and distribution of oil and gas

Construction, repair and maintenance of industrial buildings and structures which process, compress, and transfer petroleum, water, gas, chemicals and other energy products; construction, repair, installation and maintenance of industrial storage tanks for gas and liquids; providing information relating to the construction, repair, installation, maintenance and operation of industrial plants and units which process, compress, and transfer petroleum, water, gas, chemicals and other energy products; providing information relating to the construction, repair, installation and maintenance of industrial storage tanks for gas and liquids; drilling of wells, demolition of buildings, and providing information relating thereto; construction consultancy; bio-hazard biological clean-up services of ports, land sites, sea beds and water

Transport, delivery, shipping, and storage of petroleum, water, gas, and chemicals; providing information concerning the foregoing

Metal treatment, including copper treatment; biological petroleum treatment services; gas processing services; water treatment services; chemical distillery services; waste treatment; waste-to-energy generation services; incineration and sorting of waste; grinding; refining of fuel, metals and oil; gas processing; soldering; purification of air and water; decontamination of hazardous materials; sorting of waste and recyclable raw material; providing information concerning the foregoing

Measurement evaluations by engineers in the fields of providing fuel, oil, water, gas and renewable energy; consulting services by engineers in the field of environmental assessment; scientific research by engineers, and preparing related technical reports in the fields of providing fuel, oil, water, gas and renewable energy; scientific and technological services, namely, research and analysis by engineers in the fields of providing fuel, oil, water, gas and renewable energy; research and development of new products for others; engineering; surveying; analysis for oil-field exploitation; oil well testing; oil field surveying; oil prospecting, namely, well logging and testing; geological prospecting, research and surveying; underwater exploration