Job Description:

• 1) Tends machines that mix flue dust and milk of lime to facilitate reprocessing in copper smelter: Starts screw conveyor and opens valves and hopper gate to start flow of lime solution and flue dust into mixer.

• 2) Starts mixer, observes mixture for consistency, and adjusts flow rate to attain specified consistency.

• 3) Stops flow of ingredients into mixing tank, and draws sample for laboratory analysis.