42 Analysis and testing for oil workings; Computer security consultancy in the field of scanning and penetration testing of computers and networks to assess information security vulnerability; Consumer product safety testing consultation; Technical consultation in the field of power plant engineering, namely, testing and evaluation of power plant equipment to improve performance and efficiency of such equipment; Testing, analysis and evaluation of materials, namely, metal, plastic and nylon; Testing, analysis and evaluation of metal tools, machinery and fabrication equipment; Testing, analysis and evaluation of the goods of others for the purpose of certification