Definition of Product System and Solving Multifunctionality in ISO 14040–14044: Inconsistencies and Proposed Amendments—Toward a More Open and General LCA Framework

Citation: Schaubroeck T, Schrijvers D, Schaubroeck S, Moretti C, Zamagni A, Pelletier N, Huppes G and Brandão M (2022) Definition of Product System and Solving Multifunctionality in ISO 14040–14044: Inconsistencies and Proposed Amendments—Toward a More Open and General LCA Framework. Front. Sustain. 3:778100. doi: 10.3389/frsus.2022.778100 Definition of Product System and Solving Multifunctionality in ISO 14040–14044: Inconsistencies and Proposed Amendments—Toward a More Open and General LCA Framework