As I described in the previous post, the functional unit serves as the reference unit for the study, normalizing all inputs and outputs to it, and enables comparisons between products with similar functions. It is generally expressed in qualitative terms,…

At the American Center for Life Cycle Assessment LCAXII Conference recently held in Tacoma, Washington, Vee Subramanian and Eric Williams gave an interesting talk on “Uncertainty due to Inadequacy of Functional Units” in the Uncertainty 1 session. The functional unit,…