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Article History

Received: 8 May 2025

Accepted: 30 May 2026

First Online: 11 June 2026

Declarations

Ethics approval and consent to participate: This study was conducted in accordance with ethical standards for social science research. Ethical approval was obtained through SINTEF’s internal review process, and the study is registered with SIKT (formerly NSD – Norwegian Centre for Research Data) under the reference number Ref.nr. 257118 . All participants received written and oral information about the study and gave informed consent prior to participation. Participants were informed that their data would be handled confidentially, used solely within the H2GLASS project, and that both individuals and companies would be anonymized in all external publications.

Consent for publication: All participants provided informed consent for the recording and use of their voice data for research purposes. Participants were informed that their identities would remain confidential and that any potentially identifying information would not be published.

Declaration of generative AI and AI-assisted technologies in the writing process: During the preparation of this work the author(s) used Microsoft Copilot in order to streamline and improve parts of the text. After using this tool/service, the author(s) reviewed and edited the content as needed and take(s) full responsibility for the content of the published article.

Competing Interests: The authors declare that they have no conflict of interest.