42 Scientific and technical research services, namely, analysis, design, development, testing, inspection, in the field of mineral and materials processing and metal extraction from natural resources; engineering services in the nature of technical feasibility assessments, applications being product testing, and product development in the field of mineral and materials processing and metal extraction from natural resources; Industrial services, namely, analysis, design, development, testing, inspection, of metals and minerals extracted from natural resources; Consulting services, namely, providing technical advice and consultancy in relation to analysis, design, development, testing, inspection, in the field of mineral and materials processing and metal extraction from natural resources and providing technical feasibility assessments, applications being product testing, and product development in the field of mineral and materials processing and metal extraction from natural resources