42 Quality control for others; providing technical surveys and analyses in the fields of environmental protection, energy, new energies, conservation of natural resources, and sustainable development; research and development for new products for others relating to enabling technologies for more energy efficiency in homes, commercial buildings, and factories; research and technical surveys in the fields of energy, the environment, natural resources, sustainable development and town planning; technical expertise in technology transfer, namely, document data transfer from one computer format to another; industrial analyses and research related to home automation; materials testing; technical testing in the fields of energy, electricity, gas, hydrocarbons, heating, water, and steam; environmental services, namely, providing technical consultation and information in the fields of environmental science, engineering services, design for others in the field of energy engineering, and designing and testing of energy products for others; design, development and updating of computer software; services of engineers in the nature of providing evaluations of energy analyses, geological estimates, and research and feasibility studies on science and technology; technical studies and research, namely, providing hydrologic studies of surface and ground water in the field of waste treatment and recycling; diagnostics provided by engineers for locating and marking placement of underground utility pipes, cables or wires for providing, producing and distributing energy, namely, electricity, gas, heating, and water; providing technical advice and expert opinions of engineers relating to product research and development of air conditioning, heating and lighting; product research and testing, namely, providing technical consultancy and information on the costs of electrical appliances and their performance; technical and scientific research in the energy sector between industrial and academic research and development services; technical information and advice on plants powered by any form of energy and their safety, namely, environmental testing and inspection services; research and development of new products for third parties; monitoring and evaluation of power plants, namely, performing quality control inspections of power plants for others