How the Pfizer COVID vaccine gets from the freezer into your arm
- Written by Nicholas Wood, Associate Professor, Discipline of Childhood and Adolescent Health, University of Sydney
from www.shutterstock.comFrom Monday, people at high risk of COVID-19 will be lining up to receive the Pfizer vaccine, marking the start of Australia’s long-awaited COVID vaccination program.
We’ve heard about the need to store the vaccine frozen at about -70℃ — a temperature well below freezing and unusually cold, even for...





