Assorted Illustrations, Sketches & Concept Designs EPSON MFP image The Spillway Pigman Union Carbide. Ink on film. Sketch – Darin Joseph Acosta Shell Oil Refinery Explosion of 1988. Charcoal. Charcoal sketch of a walk through Norco. Leaving Austin A truck abandoned along the Mississppi River batture. Somewhere in Assumption Parish – Darin Joseph Acosta The Shell Oil Fenceline. Norco, Louisiana. The Mississippi River at a flood stage, the evening before the Bonnet Carre Spillway locks were opened. 2016. Tired eyes over Diamond, Louisiana.