Question

A solid to semi solid dispersion of thickening agent in a liquid lubricant is:

1. lubricating solid
2. lubricating grease
3. lubricating viscosifier
4. lubricating oil

Answer 1

Correct Answer - Option 2 : lubricating grease

Explaination:

Lubricant grease:

• Lubricant grease is a solid to semi solid dispersion of a thickening agent in a liquid lubricant.
• Grease normally used under the condition of lubrication for which oil is not suitable or convenient.
• Grease is considered to a liquid lubricant gelled by a dispersed solid.
• The term dropping point is used to define the temperature at which grease passes to a liquid state through either gross melting or separation of the oil phase.
• Electron microscope is an extremely useful tool in the study of grease structure.