| Job Title |
Phosphoric-acid Operator |
| Job Description |
Operates Agitators (reaction Vessels), Vacuum-filtrate System,
And Allied Equipment From Instrumented Control Board To Produce
Phosphoric Acid By Reaction Of Sulfuric Acid With Phosphate Rock
In Continuous Strong-acid Process: Monitors Recording
Instruments, Flowmeters, Panel Lights, And Other Indicators, And
Listens For Warning Signals To Verify Conformity Of Process
Conditions To Plant Standards. Starts Automatic Feed Of
Phosphate Rock, Water, And Sulfuric Acid Through Reaction Tanks,
Vacuum-filtrate System, And Pumps. Turns Knobs And Screws On
Control Board To Regulate Temperatures, Weight, Pressures, And
Flow Of Materials Through System To Effect Prescribed Reaction,
According To Knowledge Of Equipment And Process. Draws Samples
Of Product At Specified Stages Of Process For Laboratory
Analysis. Maintains Log Of Gauge Readings, Shift Production, And
Equipment Malfunctions. Patrols Area To Inspect Equipment For
Leaks And Hazards, Such As Wear And Pending Malfunction.
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