Observe safety precautions to prevent fires or explosions.
Record operational data, such as temperatures, pressures, ingredients used, processing times, or test results.
Control or operate equipment in which chemical changes or reactions take place during the processing of industrial or consumer products.
Patrol work areas to detect leaks or equipment malfunctions or to monitor operating conditions.
Draw samples of products at specified stages so that analyses can be performed.
Adjust controls to regulate temperature, pressure, feed, or flow of liquids or gases and times of prescribed reactions, according to knowledge of equipment and processes.
Monitor gauges, recording instruments, flowmeters, or products to ensure that specified conditions are maintained.
Test product samples for specific gravity, chemical characteristics, pH levels, concentrations, or viscosities or send them to laboratories for testing.
Inspect equipment or units to detect leaks or malfunctions, shutting equipment down if necessary.
Open valves or start pumps, agitators, reactors, blowers, or automatic feed of materials.