The COVID-19 vaccine is being fast-tracked by the FDA and in some areas is ready to go. However, one key distribution factor is presenting a major challenge: keeping it cold. Very cold.

Vaccines from the various pharma companies working on COVID-19 have different storage requirements. For example, Moderna’s vaccine needs to be kept at -20 degrees Celsius (-4°F), while Pfizer’s vaccine needs to be kept at -70 degrees Celsius (-94°F).

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Source:  ZdNet.com