Scientific and technological services, namely, engineering, engineering design services, product research and development, providing scientific information in the fields of filtration, coatings, and medical, biopharmaceutical, and water purification, research and development of technology in the fields of filtration, coatings, and medical, biopharmaceutical, and water purification; design of new products, equipment, and processes for others in the fields of filtration, coatings, and medical, ...