Question

determination of viscosities of different lubricating oils of different brands introduction

Answer 1

Viscosity of different oils can be measured using different different method. But remember the temperature is the important factor in this as the temperature is the important factor which determine the viscosity. In the Laboratore
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Answer 2

It decreases (thins) with increasing temperature and increases (or thickens) with decreased temperature. The benefits of oils with a higher viscosity is that a general increase in viscosity at higher temperatures results in lower oil consumption and less wear, which is profitable for the environment.