The two up-right cylinders with the yellow railing are the new vessels. The vessels store the product and separate the heavy and light particles.
Suncor's refinery, located in Commerce City, near Denver, is the largest refining operation in the Rocky Mountain region with a capacity of 90,000 barrels per day.
In Ontario, Suncor's wholly-owned subsidiary, Suncor Energy Products Inc., operates a 70,000 barrel per day capacity refinery.
Suncor's Sarnia refinery is designed and operated as a "fuels refinery", with approximately 94% of the products serving as a fuel source.