Job Description:

• 1) Operates batch or continuous still to separate intermediate products or impurities from coal tar compounds: Charges still and starts flow of coal tar compound through still units.

• 2) Turns control valves and observes recording instruments and gauges to attain temperatures, material flow rate, pressure, or vacuum specified for distillation of designated product.

• 3) May compute variances between laboratory analysis and product specifications, using prescribed formula to determine temperature and flow-rate adjustments.

• 4) May observe gauges or use measuring rod to verify quantities of chemical materials in feed and hold tanks of still unit.

• 5) May direct activities of helpers.

• 6) May be designated according to product distilled as Naphthalene-Still Operator; Tar-Heater Operator.