A simple definition for fuel oil is a lighter type of oil, or a liquid byproduct of crude oil, which is used for energy, especially in regard to heating. When petroleum is refined, there are two main categories under which it is classified. One is distill
Simple definition of heat on light diesel oil or liquid especially by crude oil, which is used for energy is a type of product. When the oil is refined, there is categorized into two main categories are. Figure
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