Describes a type of petroleum and a particular quality of crude oil, that is low in sulfur and hydrogen, that make it easier to refine. Petroleum is considered "sweet" if it contains less than 0.5% sulfur, compared to a higher level of sulfur in sour crude oil. Sweet crude oil contains small amounts of hydrogen sulfide and carbon dioxide.
Additional meaning of Sweet Crude Oil:
High quality, low sulfur crude oil is commonly used for processing into gasoline and is in high demand, particularly in the industrialized nations