| Descriptors |
Petroleum products, Temperature measurement, Measurement characteristics, Oils, Accuracy, Thermometers, Pensky-Martens apparatus, Graduations, Petroleum, Suspensions (chemical), Test equipment, Liquid fuels, Precision, Lubricating oils, Testing conditions, Calibration, Fuel oil, Flash point determination, Chemical analysis and testing, Mineral oils, Dimensions, Expansion thermometers
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