Exploring the Supply Chain of the Pfizer/BioNTech and Moderna COVID-19 vaccines

The following text is a collection of notes I wrote down while exploring the process for manufacturing and distributing the two new vaccines that have appeared all over the news and in more and more people’s arms over the recent weeks. I started reading about mRNA but quickly found myself on tangents about glass vials and temperature tracking devices.

This text was written over a week worth of evenings in early January 2021. It covers the two vaccines currently authorized for distribution in the United States where I live: One by Pfizer-BioNTech and one by Moderna. Several other mRNA based COVID-19 vaccines are in various stages of clinical trials and are likely similar to those covered here in some ways and different in others.


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