What is the appearance of #2 diesel fuel?

#2 diesel fuel typically has a clear appearance, which is an indication of its refinement process. This type of diesel is commonly used in many vehicles, particularly heavy-duty trucks and equipment, as well as for heating fuel. The clarity of #2 diesel indicates a lower level of impurities when compared to other, more heavily refined fuels.

In contrast, other fuel types can appear in hues like dark yellow, brownish, or dark green, often due to the presence of contaminants or the specific characteristics of other types of fuel. The focus on #2 diesel's clarity not only signifies its quality but also reflects its suitability for combustion in engines designed for clean and efficient fuel usage.