This book offers comprehensive insight into recent advances in geopolymer composites and emerging processing technologies such as 3D printing that offer promising application prospects in a wide range of industries. • Covers novel applications of geopolymers and composites in industries such as fire retardation coatings, refractory materials, water treatment, and marine structures. • Offers guidance on joint treatment of industrial waste acids and solid wastes. • Describes energy consumption, carbon emissions, and costs for various compositions of geopolymers, which provide an effective basis for industrialization. • Provides guidance for design and preparation of geopolymer products based on typical local wastes. With topical coverage that will help readers make full use of local resources and promote the sustainable development of enterprises, this reference is aimed at those working with new materials for refractory, construction and building, civil engineering, and water treatment, among others.