A professional who controls equipment to filter, transfer, and remove bubbles from viscose fluid used in manufacturing rayon or cellophane. Respnsibilities include:

• Turns valves to transfer viscose from mixing station to filter presses that remove impurities and to vacuum tanks that remove air bubbles.
• Observes gauges and adjusts controls to maintain specified temperature, pressure, and feed rate in equipment and pipes.
• May tend tanks to age viscose for specified time before transfer to casting (forming) units.
• May record aging time, viscose output, and gauge readings.
• May be designated viscose-cellar attendant in plants producing rayon by viscose process.