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LUBE-TRIVIA

Mixing Viscosity Grades
 

QUESTION: When an SAE 20 is blended with an SAE 40, will the resulted viscosity be closer to SAE 30 or SAE 60?

 

ANSWER: SAE 30

Where did this Lube-Trivia come from?
It's one of more than 385 questions in Noria's Preparatory Flash Cards for the ICML Level I Machine Lubrication Technician (MLT I) certification exam.

 
 

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