The viscosity testing of lubricating oil in Indiana, United States.
Indiana United States USA Date:1926 Duration:54 sec Sound:NO SOUND
The testing of oil for its lubricating efficiency in Indiana. Man performs the 'viscosity test' of the lubricating oil in a laboratory. This test measures the time required for a fixed quantity of oil to flow through an opening of certain size , at a predetermined temperature. Three test tubes on table with light, medium and heavy oil having low, medium and high viscosity respectively.
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