What can be a consequence of using contaminated fuel?

Using contaminated fuel can lead to engine performance issues and potential damage due to the presence of impurities or foreign substances in the fuel. Contaminants such as water, dirt, and microbial growth can disrupt the clean combustion process that engines require for optimal performance. For instance, water in fuel can cause emulsification, leading to poor combustion and incomplete burning of fuel. This not only reduces efficiency and power output but can also harm engine components—like injectors and fuel pumps—by causing wear and corrosion. Additionally, contaminants can lead to the formation of deposits that block fuel filters, further impairing fuel delivery and engine operation. Thus, using contaminated fuel can compromise engine reliability, efficiency, and longevity.