42 Scientific and technological services, namely, scientific research, analysis, and testing of production plants, industrial plants, [ power plants and fuel stations ] in the fields of pulp and paper, metals and mining, chemicals and petrochemicals, manufacturing, food and beverage, [ oil and gas and renewable power; ] industrial research in the fields of pulp and paper, metals and mining, chemicals and petrochemicals, manufacturing, food and beverage, [ oil and gas and renewable power; design of power production plants, industrial manufacturing plants, power plants and fuel stations; planning of power production plants, industrial manufacturing plants, power plants and fuel stations; ] consulting services in the field of industrial engineering; engineering services, particularly technical project planning in the nature of management and audits for [ power production plants, industrial manufacturing plants, power plants and fuel stations; ] consulting in the field of computers, computer data updating and computer programming, and engineering services, design and development of computer hardware and software; design and development of computer hardware and software