1 record  
Number  Name Description (tasks and duties) Unit Groups 

745

Petroleum-Refining WorkersWorkers in this unit group refine, distil and treat petroleum and petroleum products. Their functions include: operating plant to remove sulphur from petrol and petroleum products; operating pumps to circulate petroleum products, water and chemical solutions through refiner; operating stills to distil or refine petroleum products; operating control panels in petroleum refinery; operating equipment to blend petrol with chemicals and other additives; operating filter presses to separate oil of paraffin distillate from paraffin wax; performing related tasks.
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