Help keep extruders, mixers, feeders, pelletizers, and related mechanical equipment operational by checking, cleaning, lubricating, adjusting, and repairing equipment under the guidance of the team leader or a Level 3 co-worker. Produce compound samples to specification using extruders, scales, feeders, classifiers, pelletizers, dies, visual display units, dials, calibrators, and other production equipment, devices, and instruments.