Engineering services [ and research and development services ] in the field of diving and remotely operated vehicle (ROV) operations; [ engineering services, technical consultation services, research services and support services, namely, troubleshooting in the nature of diagnosing problems, all concerning habitation and life support systems in underwater environments; ] technical engineering and inspection services in the fields of oil and gas production, namely, research and development services and materials testing services in connection with underwater exploration equipment for use in industrial operations dealing with oil and gas production; [ new product engineering, research and development services and materials testing for others in the fields of robotics, remote operated vehicles, and sub-sea tooling equipment for use in underwater oil and gas production; ] inspection of sub-sea oil field wells and pipeline inspection services; underwater structural inspection services; inspection of equipment used in marine construction projects dealing with underwater exploration of oil and gas reserves [ ; leasing of oil and gas pipeline inspection equipment, namely, remote operated vehicles (ROV), cameras, lamps, pumps, and chemical injection apparatus ]