Technician A says that when checking engine oil, it is normal for the oil to catch fire if lit by a match. Technician B says that oil on the dipstick that catches fire when lit is a sign of fuel in the oil. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B

Question

Quizplus · Accepted Answer

Technician B is correct because engine oil catching fire when exposed to a flame is not normal and indicates contamination, such as fuel in the oil, which can lower its flash point and make it more flammable.

Technician a Says That When Checking Engine Oil, It Is