42 Consulting services in the field of nylon materials and products, namely, consulting relating to the design, engineering, research, development, and laboratory testing and analysis of nylon materials and products; design, engineering, research, development, and laboratory testing and analysis services in the field of polymeric materials, polymer synthesis, and materials customization for a wide variety of industries; consulting services in the field of design and development of nylon materials and products, namely, providing technical advice related to the design and development of nylon materials and products; all of the foregoing excluding use in the semiconductor manufacturing industry