On 22/05/2021 19:12, Chris Bacon wrote:
On 22/05/2021 18:59, charles wrote:
In article ,
Â*Â*Â* Pamela wrote:
Amazon/Morrison's deliver frozen food with ice packs containing some
fluid which doesn't stay frozen in my freezer.

It is probably "Dry Ice".Â* Frozen Carbon Dioxide. Your freeze°r would
need
to beta -78°C to keep it frozen ;-)

It isn't. Carbon dioxide solid sublimates, there is no liquid phase at
normal temperature and pressure.

I guess that's why it's called "dry ice".

--
Max Demian