General assumptions: Reusable plastic cups, including producing and washing the cup. Assumed lifetime of 75 pints (generally more possible).
Material is included.
Production is included.
Distribution is included.
Use is included.
End of life is included.
Hope Solutions (2020). IT DOESN’T STACK UP... How disposables compare to reusables. URL: http://www.powerful-thinking.org.uk/site/wp-content/uploads/5ae32a2a8cb7533f8f110742_Reusable-Cups-Factsheet.pdf
Schwartz, S. (2019).The Carbon Cost of Coffee Cups. URL: https://www.officeclimatesolutions.com/the-carbon-cost-of-coffee-cups.html