Job Description:

• 1) Tends batch stills to separate, by distillation, liquids having divergent volatilization temperatures: Pours specified types and quantities of materials into still.

• 2) Observes thermostat and sets controls on instrument panel to maintain specified volatilization temperatures throughout distillation cycle and to control condensation of components.

• 3) Draws samples of distilled liquids for laboratory analysis or performs refractometric or other tests, using standard procedure and equipment.