Job Description:

• 1) Tends tank in which catalytic material is impregnated with liquid chemicals for use in manufacturing butadiene: Weighs specified quantity of catalyst and dumps it into tank containing measured amounts of liquid chemicals.

• 2) Turns steam valve to heat mixture in tank until boiling occurs, impregnating catalytic material.

• 3) Determines specific gravity of mixture, using hydrometer, and adds specified types and quantities of reagents to attain prescribed specific gravity.