
Moderna, Pfizer COVID-19 Vaccines are Temperature Sensitive. Chicago's Cold Storage Facilities Face Major Challeneges.
Chicago plays a key role in the nation’s supply chain, which is gearing up for the logistics challenge of a lifetime: mass distribution of a COVID-19 vaccine. Yet the complexity of the vaccine rollout and unique facilities requirements mean Chicago’s sprawling network of warehouses — which includes more than 11 million square feet of freezer and cooler space — may not play a major role. That’s because there’s a big difference between storing foods like hamburger patties, frozen peas and ice cream, and preserving a promising Pfizer vaccine that must stay below Arctic-winter temperatures.