Job Description:

• 1) Tends solvent extraction equipment that extracts oil from rice bran, soybeans, and cottonseeds: Observes temperature and steam pressure gauges, flowmeters and ammeters, and turns valves or handwheels to regulate temperature and flow of material in equipment within specified limits.

• 2) Tests samples of material for conformity to plant standards, using scales, moisture meter, and hydrometer, or by titration.

• 3) Records indicator readings and test results.

• 4) May clean filter plates of extractor.