Which of the Following Are Recommended Lubricants for Heavy-Duty Truck

question 13

Multiple Choice

Which of the following are recommended lubricants for heavy-duty truck U-joints?

• A) lithium-based grease with EP additives
• B) NLGI grade 1 or 2 grease
• C) NLGI grade 3 or 4 grease
• D) both A and B

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Definitions:

Biological Factors

Aspects related to living organisms and biological systems that influence behavior, health, and development.

Pathogens

Pathogens are microorganisms, such as bacteria, viruses, fungi, or parasites, that can cause disease in their host.

General Adaptation Syndrome

A three-phase model (alarm, resistance, exhaustion) describing the physiological responses to stress, developed by Hans Selye.

Exhaustion Stage

The third stage of the GAS, characterized by weakened resistance and possible deterioration.