Job Description:

• 1) Tends equipment that fills glass vials with alcohol or ether solution and leaves air bubble to form vials used in tools and instruments to determine levelness: Fills rack with vial-filled cups and lowers rack into tank of solution.

• 2) Lowers weighted glass cover and moves lever to turn on air pressure.

• 3) Sets timer for designated time cycle.

• 4) Shuts off air and raises cover when bell rings.

• 5) Compares bubbles in random sampling of filled vials with master vial for conformance to size.

• 6) Refills vials or lets vials stand to evaporate excess fluid to regulate size of bubble.

• 7) Pours solution from jug into tank to replace used fluid.