Job Description:

• 1) Tends equipment that removes excess acid from nitrated crude tetryl explosive, preparatory to further processing: Opens valve to load vacuum pan with tetryl slurry.

• 2) Turns steam jet to draw off excess acid.

• 3) Shovels and scrapes remaining moist powder from pan, grids, and filter cloth; and flushes it with water hose down into funnel leading to washing tubs.

• 4) May neutralize acid water from subsequent washing operations.

• 5) May shovel specified amounts of lime into hopper of lime feeder that neutralizes acid water from subsequent washing operations.