Since all fuels contain some amount of sulfur, sulfuric and sulfurous acid __________ can occur if the metal temperature is below this temperature.

Question

Quizplus · Accepted Answer

The statement is referring to the concept of dew point corrosion, which occurs when the metal temperature falls below the dew point temperature of the fuel gases. This leads to the formation of acidic condensates, including sulfuric and sulfurous acid, which can corrode the metal surfaces. Therefore, the correct choice is C. The other two options (A and B) are not specifically related to this concept and are not applicable in this case.

Since All Fuels Contain Some Amount of Sulfur, Sulfuric and Sulfurous