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DOT Code: 510.685-030

Industry: smelt. & refin.

Tends agitation tanks that mix copper ore slime and acid solution preparatory to precipitation of copper: Turns valves to regulate flow of slime and sulfuric acid from storage tanks into agitation tanks. Tests samples of solution for alkalinity or acidity, using filter paper, or by means of titration. Combines samples of solution from various stages of process for laboratory analysis. May dry, grind, or screen combined sample.

GOE: 06.04.10 STRENGTH: L GED: R3 M2 L1 SVP: 6 DLU: 77