Coronavirus Vaccine

[Armchair Expert]

The Coronavirus vaccine according to the news needs to be kept at -80C. OK might be a dumb question but how do you give it to a person, surely it will take forever to thaw and by the time it does will it not go off?

[Beati Dogu]

"..it cannot be removed from a temperature of -70C (-94F) more than four times."

https://www.bbc.co.uk/news/technology-54889084

[BevR]

[redacted]

[Monty Python]

It also remains viable for 4 days after removal from -80°C storage.

[Monty Python]

And now a second one from Moderna based on the same approach that can be stored at -20°C.