Industrial machinery and apparatus, namely, electrostatic precipitators, precipitator collecting electrodes, precipitator discharge electrodes, rappers comprised of magnetic impulse impactors, fabric filters for use with industrial machines, including pulse jet fabric filters, reverse gas bag houses being dust collection machines, reactive and regenerative adsorbent systems primarily comprised of filters, all of the foregoing for removing SO2, SO3, NOx, and Hg from flue gas; industrial machinery and apparatus, namely, automatic wet gas scrubbers, non-catalytic NOx emission reduction systems primarily comprised of water and alkali flue gas washing systems, urea to ammonia conversion systems primarily comprised of in-line stainless steel reactor vessels, flue gas desulfurization systems namely dry and wet flue gas desulfurization systems primarily comprised of cyclonic spray absorbers with filtration

Cooling towers for cooling heat exchange equipment, natural draft cooling towers, with and without purified gas injection, mechanical draft cooling towers, forced draft or induced draft fans for use in cooling towers, counter flow cooling towers

Construction, cleaning, maintenance and repair services for industrial machinery and apparatus, namely, electrostatic precipitators, precipitator collecting electrodes, precipitator discharge electrodes, rappers, fabric filters for use with industrial machines, including pulse jet fabric filters, reverse gas bag houses, reactive and regenerative adsorbent systems for removing SO2, SO3, NOx, and Hg from flue gas, wet gas scrubbers, non-catalytic NOx emission reduction systems, urea to ammonia conversion systems, flue gas desulfurization systems, dry and wet flue gas desulfurization systems, mechanical draft cooling towers, cooling towers for cooling heat exchange equipment, natural draft cooling towers, with and without purified gas injection, mechanical draft cooling towers, forced draft or induced draft fans for use in cooling towers, counter flow cooling towers

Engineering and architectural services related to construction, upgrade and environmental regulations of electrostatic precipitators, precipitator collecting electrodes, precipitator discharge electrodes, rappers, reverse gas bag houses, reactive and regenerative adsorbent systems for removing SO2, SO3, NOx, and Hg from flue gas, wet gas scrubbers, non-catalytic NOx emission reduction systems, urea to ammonia conversion systems, flue gas desulfurization systems, dry and wet flue gas desulfurization systems, mechanical draft cooling towers, cooling towers for cooling heat exchange equipment, natural draft cooling towers, with and without purified gas injection, mechanical draft cooling towers, forced draft or induced draft fans for use in cooling towers, counter flow cooling towers, including chemical engineering, physical engineering, land surveying, technical consultation in the field of engineering, environmental engineering, computer programming, civil engineering, laboratory analysis in the field of industrial combustion exhaust, and inspection of cooling towers, stacks, industrial emission control equipment, industrial and consumer power plants