Job Description:

• 1) Inspects crude and refined petroleum before and after transfer from terminal tanks to ship tanks, to determine if it meets prescribed standards: Lowers sample container into ship tanks to obtain sample of oil residue and into terminal tanks to sample oil, or opens bleeder valves on pipelines to obtain sample.

• 2) Determines amount and type of bottom sediment, water, and foreign substance present in oil sample, using centrifugal tester and following standard formulas.

• 3) Lowers thermometer into tanks to obtain temperature reading, and determines quantity of oil in ship tanks, using calibrated tape and conversion tables.