Chevron's Pascagoula Refinery processes 330,000 barrels (13.9 million gallons) of crude oil a day-an amount equivalent to the size of a football field covered to a depth of 40 feet.Operators control the refining processes using hi-tech computers located in control centers situated throughout the refinery.he Pascagoula Refinery's refining process begins when crude oil is distilled in two large Crude Units that have three distillation columns, one that operates at near atmospheric pressure, and two others that operate at less than atmospheric pressure, i.e., a vacuum.
Quick Answer. The main purpose of the gastrocnemius muscle is to facilitate leg movements, such as jumping, walking, running and knee bending. The gastrocnemius muscle pushes the leg down during these types activities. The location of this muscle is the back of the leg on the calf area. Continue Reading.
The deep muscles of the posterior compartment of the leg are the popliteus, tibialis posterior, flexor digitorum longus and flexor hallucis longus. The gastrocnemius calf muscle is the most superficial of the calf muscles. It inserts onto the heel bone via the Achilles tendon. The gastrocnemius muscle flexes the foot at the ankle joint â that is it acts to point the foot downwards by bending it at the ankle joint, such as when you stand on your toes. This action is known as plantar flexion. The gastrocnemius also flexes the leg at the knee joint.