Testing of Mineral Oils, Liquid Fuels and Related Liquids; Measurement of Viscosity Using the Vogel-Ossag Viscometer; Temperature Range: -55 to approximately +10 °C— 5 стр.
Testing of lubricants; determination of ageing characteristics of lubricating oils; increase in Conradson carbon residue after ageing by passing air through the lubricating oil— 5 стр.