Quantifying carbon emissions: Scope 1 (direct), 2 (indirect), and 3 (life-cycle)Valerie Livina, Hannah Cheales-Norman, Marc Coleman, Tom Gardiner, Jack Clarke, Thomas Smith, Neil Howes and Rod RobinsonInt. J. Metrol. Qual. Eng., 17 (2026) 8DOI: https://doi.org/10.1051/ijmqe/2026001