What does Sour Crude mean?
Crude oil with high sulfur content, 0.5% or more. The name, sour crude, is derived from its sour taste due to presence of higher sulfur. Sour crude is more difficult to extract, transport and refine than sweet crude.
Futures Knowledge Explains Sour Crude
Crude oil, produced from different oil fields across the world, has different chemical properties. It is classified in two categories, sweet and sour, based on the sulfur content of crude oil. Sweet crude commands premium over sour crude. While Brent produced in North Sea is sweet crude, sour crude is more common in the North America and Arab countries.