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 calf muscles are made up of two muscles. The gastrocnemius is the larger muscle and visible on the back of the leg. The soleus is a smaller and wider muscle lower down on the leg and mostly under the gastrocnemius.Each has a lateral head and medial head â two halves.Both attach near the back of the knee and to the heel via the Achilles tendon.ALF. The calf muscles are made up of two muscles. The gastrocnemius is the larger muscle and visible on the back of the leg. The soleus is a smaller and wider muscle lower down on the leg and mostly under the gastrocnemius. Each has a lateral head and medial head â two halves.