The world’s now scrambling for dry ice. It’s just one headache in getting coronavirus vaccines where they need to go – CNN
(CNN)Vaccines like to be kept cool, none more so than the Pfizer candidate for Covid-19, which has to be deep-frozen. And that’s going to be an issue for developing countries — and for rural areas in the developed world.
The “cold chain” is just one of the challenges in distributing vaccines worldwide.
There are plenty of others: decisions about priority populations and databases to keep track of who’s received what vaccine, where and when. Additionally, different vaccines may have more or less…