The article contains sections titled: 1. Introduction 2. Rubber Extraction 3. Composition of Natural Rubber Latex 4. Biosynthesis of Natural Rubber 5. Commercial Extraction of Natural Latex 6. Production of Natural Rubber 6.1. Extraction by Evaporation of Water (Evaporation, Spray Drying) 6.2. Coagulation 7. Classification 7.1. Technically Classified (TC) Rubber 7.2. Standard Malaysian Rubber (SMR) 7.3. Standardized Indonesian Rubber (SIR) 8. Physical and Technological Properties of Solid Rubber 9. Uses 10. Modification 10.1. Hydrogenated Natural Rubber 10.2. Chlorinated Natural Rubber 10.3. Hydrohalogenated Natural Rubber 10.4. Cyclized Natural Rubber 10.5. Resin‐Modified Natural Rubber 10.6. Poly(Methyl Methacrylate)‐Grafted Natural Rubber 10.7. Superior‐Processing Natural Rubber 10.8. N ‐Phenylcarbamoylazoformate‐Modified Natural Rubber 10.9. Polystyrene‐Grafted Natural Rubber 10.10. Epoxidized Natural Rubber (ENR) 10.11. Degraded Natural Rubber 10.12. Thermoplastic Natural Rubber 11. Compounding 12. Summary

The article contains sections titled: 1. Definition 2. Rubber Elasticity 3. History 4. Nomenclature