A man determines the carbon forming tendency of oil in Indiana. This is done through actual tests on a motor. A man collects the carbon from the motor and weighs it. Test tubes on table contain different oils to determine which oil forms what amount of carbon. Test tubes of oil number 1, 2, 3 and 4 on the table and the amount of carbon formed by them.
Men work in a fully-equipped and well managed laboratory in Indiana, United States. Equipment needed for conducting the tests in the laboratory. Winter operation checked in a cold room. Testing of aviation products. An airplane parked on the air base. Transparent glass bearing to test viscosity of oil. Drops of dyed glycerin with oil to make the action of lubricant visible. It helps in the study of partial lubrication. After passing the tests the lubricating oil is shipped into tank cars, barrels and cans for transportation.
The manufacture of grease to be used with lubricating oil in Indiana, United States. Grease is a mixture of lubricating oil and a soap. The soap is made in large mixers and then stirred with lubricating oil. Men manufacture the soap. Stirring of the soap with lubricating oil.
The effective working of steam turbines due to lubrication. Interior of a steam turbine factory. The steam turbines work effectively and with a great speed due to the effective lubrication.
The effective working of corliss engines Interior of a factory. The main bearings and other parts are lubricated effectively with a good engine oil to maintain corliss engines.
The effective working of diesel engines. Interior of a factory. The mechanical lubricator ensures the steady flow of oil to the bearing surfaces.