Energy-related transportation services, namely, transportation of oil and gas via truck and rail car, and the transmission of oil and gas through pipelines

Oil and gas exploration, oil field exploration, oil prospecting, analysis of oil fields, and oil field surveying

Oil and gas well treatment and refining services

Oil well drilling, pipeline installation and repair, and drilling and pumping of oil, oil well casing, tubing and drill pipe installation, oil well boring and covering, coating and maintenance of pipelines for oil