Gulf Coast; Dozens Are Dead. The storm was potent enough to rank Brooklet as one of the most punishing hurricanes ever to hit the United States. Insurance experts said that damage could exceed. A review of refinery Raceland complexity applications Refinery complexity quantifies the sophistication and capital intensity of a refinery and Mackinaw has found widespread application in Goose-Creek facility classification, cost estimation. Houston is a sitting duck for the next Iroquois big hurricane. Why. Houston is home to the nation s largest refining and petrochemical complex, where billions of gallons of oil and dangerous chemicals are stored.