Because it lowers the rate of growth of some germs, and it helps the equipment in the room run better.
A cold room is a storage facility attached to a catering establishment, such as a restaurant or hotel. It functions like a refrigerator, but is a 'walk-in' facility.
it might freeze the tubes so it probably isn't a good idea to leave it in one
The English term 'operating room' means a room in a hospital equipped for the performance of surgical operations
I believe at 37 degrees farenheit. not to cold not to warm
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