42 Technical consulting services and research and design services relating to programmable logic controllers (PLC) for flares, incinerators, thermal oxidizers, vapor control units, vapor recovery systems and vapor combustion systems, flare gas recovery systems, boiler burners, landfill gas and wastewater treatment plant gas combustion and recovery systems, ignition systems, ignition detection systems, flame scanners, selective catalytic reduction (SCR) and selective non-catalytic reduction (SNCR) emission control systems, gas separators, liquid separators, gas scrubbers, gas filters, liquid filters, vaporizers, dehydrators, heaters, amine plants, electrostatic treaters, fuel gas conditioning systems, molecular sieve adsorption units, and parts related to each of the aforementioned products; repair services, maintenance and installation for others pertaining to combustion equipment, namely, boilers, incinerators, burners, flares, flare systems, flare tips, gas separators, and liquid separators, gas scrubbers, gas filters, liquid filters, vaporizers, pre-vaporizers, and parts for the foregoing goods; Customized maintenance programs, namely, corrective and preventative; system evaluation, retrofits, and upgrades; emission testing; activated Carbon testing; unit commissioning and startups; personalized training programs; supervisory control and data acquisition (SCADA) systems; PLC retrofit and new installation services; human machine interface (HMI) upgrades; automated regulatory reporting systems; remote diagnostics; equipment rentals; automation solution services; gas flaring services; consultation services relating to all of the foregoing services