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DOT Code: 551.685-070

Industry: oils & grease
Alternate Titles: acidulator

Tends acidulation tanks and auxiliary equipment that separate undesirable compounds from oils: Turns valves to fill tanks with basic materials and to admit prescribed amounts of sulfuric acid and caustic. Starts agitator that mixes and separates ingredients. Starts pumps or opens drain valve to transfer separated material into storage tanks. May draw sample to test for pH volume, using titration test.

GOE: 06.04.11 STRENGTH: L GED: R3 M1 L2 SVP: 3 DLU: 77