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LUBE-TRIVIA

Why Oil Gets Dark and Smelly
 

QUESTION: If an oil is dark and has an unusual pungent odor, what might be the problem? What confirming tests are advised?

 

ANSWER: Oxidation. Confirming tests: FTIR, viscosity, AN (TAN).

This Lube-Trivia is one of more than 440 questions
in Noria's Preparatory Flash Cards for the ICML
Level I Machinery Lubricant Analyst (MLA I) certification.

 
 

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Choosing the Right Hydraulic Fluid
For your application.

Oil Filter Advice

Full-flow and bypass filters evaluated.

Gear Oil Comparison and Selection
Types of gear oil and what to use.

 

 

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