1 Historical aspects of polyesters 2 Unsaturated polyester resins and their classification 3 Unsaturated polyester resins: catalysts, accelerators, and inhibitors 4 Special additives to unsaturated polyester 5 Curing of unsaturated polyester resins 6 Processing methods of unsaturated polyester 7 Hydrolytic stability of unsaturated polyesters 8 Structure-property relationship of unsaturated polyester composites 9 Modification of unsaturated polyester resin by poly(ethylene glycol) 10 Modification of unsaturated polyester resin by epoxy resin 11 Potential of natural fiber in unsaturated polyester biocomposite application 12 Applications of unsaturated polyester resins in asphalt pavements 13 Application of UPR in marine applications 14 Application of UPR in aerospace applications 15 Application of UPR in thermal insulation systems 16 Application of UPR in pipeline corrosion: protection and applications 17 Potential of unsaturated polyesters in biomedicine and tissue engineering 18 High-end applications of unsaturated polyester composites 19 Recycling and upcycling-oriented degradation of unsaturated polyester resins