Job Description:

• 1) Tends rotary mixer that blends aged alkali-cellulose crumbs with carbon disulfide to form cellulose xanthate for further processing into cellophane or rayon: Couples pipe to mixer to admit specified amount of carbon disulfide to churn filled with alkali-cellulose crumbs by other workers.

• 2) Starts drum rotating, observes gauges, and moves or sets controls to maintain temperature of churn and length of mixing cycle within plant specifications.

• 3) Stops machine and turns valve to expel excess gas remaining in drum.