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Job Description:

  • 1) Tends vats in which fats or vegetable and animal oils are processed into glycerin and fatty acid: Pumps specified amount of fat or oil into vat and admits prescribed quantity of sulfuric acid from storage tank.

  • 2) Observes gauges and thermometer and turns steam valves to boil contents of vat.

  • 3) Pumps oil or fat to second vat and adds specified amount of distilled water and Twitchell's reagent.

  • 4) Starts agitator in vat and turns steam valves to boil mixture for prescribed time.

  • 5) Observes mixture through sight glass in pump line and turns valves to transfer fractions of product having different color and density to respective storage tanks.

  • 6) Records shift production, materials used, and heating and agitating time.




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End Of Job Description for: "TWITCHELL OPERATOR"
DOT:   558.585-042

Job Number: 11591