General assumptions: Energy consumption of playing music with a boom box.
Material is not included.
Production is not included.
Distribution is not included.
Use is included.
End of life is not included.
Olivetti, E., Duan, H., & Kirchain, R. (2013). Exploration of carbon footprint of electrical products: Guidance document for product to attribute impact algorithm methodology. A publication of the Materials Systems Laboratory, Massachusetts Institute of Technology, Cambridge.
Nordman et al. 2004.
Home Energy Saver & Score: Engineering Documentation (2020). Default Energy Consumption of MELs. URL: http://hes-documentation.lbl.gov/calculation-methodology/calculation-of-energy-consumption/major-appliances/miscellaneous-equipment-energy-consumption/default-energy-consumption-of-mels
Sustainablity researchers making this input possible: