35 Procurement, namely, purchasing engineered items in the nature of rotating process equipment, namely, pumps, compressors, agitators, vacuum systems, chillers, HVAC equipment, rolling mills, conveyors, tables, specialized metal processing equipment, evaporators, fans, blowers, separators, dryers, powered filters, generators, and turbines, fired equipment, namely, boilers, thermal oxidizers, flares and other fired heaters, fabricated equipment, namely, tanks, vessels, heat exchangers, columns, column internals, crystallizers, filters, separators, dryers, pots, bins, and stacks, instruments and valves, namely, temperature, pressure, level, gauges, and transmitters, flow measurement devices and transmitters, density, conductivity, salinity, and all manner of physical property measurement, analyzers, gas chromatography units, computer control systems, including DCS systems and components, programmable logic controllers, relays, and repeaters, barriers, and all components required for safe process and environmental control, electrical equipment, namely, motors, transformers, motor control centers, switchgears, switches, capacitors, photovoltaic cells, generators, and turbines, and bulk construction elements in the nature of fill, soil, geofabric, ties, guard rails, sod, seed, erosion control devices, underground piping, culverts, concrete, reinforcing steel, embedded steel, anchor bolts and nuts, epoxies, sealants, paint, coatings, structural steel and fasteners, grating, metal deck, metal siding, metal roofing, insulation, roofing materials of all types, asphalt paving, masonry, precast and prestressed concrete elements, wood framing and fasteners, studs, wood and metal, piping and plumbing, including valves, plugs, flanges, fittings, blinds, electrical wire and cable, raceway, conduit, cable tray and fittings, and all required fasteners, seals, stands, mounts, and hardware for others in the manufacturing and energy industrial sectors; procurement services, namely, purchasing construction equipment and construction materials for others in the manufacturing and energy industrial sectors