A professional who tends equipment in furnace-process plant that produces carbon black by partial combustion of crude oil, natural gas, or mixture of both. Respnsibilities include:

• Starts individual units, such as reactors (furnaces), quenchers, precipitators, cyclones (grit collectors), pumps, compressors, and conveyors.
• Turns valves to regulate flow of water in quencher, feed rate of fuel and air, and movement of accumulated carbon black through equipment, as directed by plant operator, furnace process.
• Observes gauges and meters to verify specified temperature, pressure, and flow rates of materials.
• Opens inspection ports and observes flow of product through conveyors to detect jamming.