Two Technicians Are Discussing Engine Lubricants

question 10

Multiple Choice

Two technicians are discussing engine lubricants. Technician A says that many oil filters have check valves to prevent oil drain back during engine shutdown. Technician B says that any oil weight is acceptable for an engine. Who is correct?

• A) A only
• B) B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Contaminated Food

Food that has been tainted with harmful bacteria, viruses, chemicals, or other substances, posing health risks when consumed.

Haemophilus Ducreyi

The bacterium responsible for chancroid, a sexually transmitted infection characterized by painful genital ulcers.

Chancroid

A bacterial infection characterized by painful sores on the genitalia.

Molluscum Contagiosum

A viral infection of the skin characterized by rounded, pearl-like papules or nodules that are typically smooth and pearly in appearance.