High Quality: WTI is considered a "light-weight sweet" crude oil, which happens to be simpler to refine, even though Brent can be a blend of crude oils, which includes the two "light sweet" and "heavy bitter" grades. You requested and we shipped! AMPReviews now offers the option to up grade https://mixed-martial-arts17395.blogadvize.com/43267009/oil-can-be-fun-for-anyone