Environmental

Recent Posts

The trend toward use of heavier crudes increases the carbon footprint of petroleum products
Posted on 6 Dec 2010 by Thomas H. Clarke, Jr.

Heavier crudes are, by definition, more viscous. The also contain greater amounts of sulfur, which must be removed because of the adverse impact of sulfur on various catalysts used in the refining process. The sulfur content of fuel is also controlled... Read More