Customers 4.1 CSC's Values and Position 49 4.2 Major Products and Applications 49 4.3 Major By-products 50 4.4 Green Products 50 4.5 Carbon Footprint and Life Cycle Assessment 51 4.6 Water Footprint Certification 51 4.7 Product Sales 52 4.8 Quality Control 52 4.9 Customer Services and Satisfaction 53 5.