Think of the ice cream that is sitting in your freezer right now — it had to go through a cold chain to get there. "That's the most important thing I learned from ice cream," Edwards said. We all scream for ice cream, unless it's meltedJust like vaccines, ice cream needs to stay in a cold chain until just before it's ready to be used or consumed. Experts say there are not a lot of products out there (including ice cream!) And at -70 C, you can't just use the freezer your ice cream is in.

Source: CBC News November 29, 2020 09:00 UTC