The item that can MOST-Likely cause an engine to have increased compression, which can cause fuel to detonate in the cylinder is:
A) water
B) zinc
C) carbon
D) oil

Question

Quizplus · Accepted Answer

Carbon buildup in the engine can lead to increased compression because it effectively reduces the volume of the combustion chamber. This increased compression can cause the fuel-air mixture to detonate prematurely.

The Item That Can MOST-Likely Cause an Engine to Have