13963 IUPAC Gold Book - waste 10.1351/goldbook.13963 13963 current 1 Residue left when a compound or a product reaches the end of its initial usefulness. Also referred to as rubbish, trash, garbage, or junk depending upon the type of material and the regional terminology. In living organisms, waste relates to unwanted substances or toxins that are expelled from them. PAC, 2012, 84, 377. 'Terminology for biorelated polymers and applications (IUPAC Recommendations 2012)' on page 406 (https://doi.org/10.1351/PAC-REC-10-12-04) https://goldbook.iupac.org/terms/view/13963/html https://goldbook.iupac.org/terms/view/13963/json https://goldbook.iupac.org/terms/view/13963/plain Citation: 'waste' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.13963 The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using. 2026-04-17T21:14:09+00:00