Producing a coronavirus vaccine in record time was the hard part. But distributing a vaccine far and wide won’t be easy and it will take some materials you may not think about. Getting the vaccine to arms will take millions of tiny glass vials. But this can’t just be any kind of glass. Keeping it all cold for big parts of the journey – or in places lacking ultra-cold freezers – will take heaps of dry ice. The people who make both are trying to anticipate demand. Read more: https://wapo.st/37lMMrb. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK
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