In refrigerated trucks.
Not only can raw tuna be refrigerated, it must be refrigerated or even frozen quickly after harvest to prevent histamine formation.
if its fresh then yes but if it has been frozen then no
If the bacterial samples are for later research then I would assume they would need to be either refrigerated or frozen
Only when it is frozen below 272C
No. Pressurized packaging should not be frozen.
If frozen, up to 12 months. If only refrigerated, then at most for two days.
It should be. Frozen whip cream taste good! Excpecially on cheese cake!
If cool whip isn't frozen, then it should be refrigerated.
No. That is a misconception. Most can remain very cold or even frozen and will begin to be active again when warmer.
It is acceptable if the food is carried in a refrigerated, or insulated vehicle, and is still deeply frozen on arrival.
i would say about a week.