Salmon needs to be refrigerated in a shallow air tight Tupperware or wrapped tightly with in two hours of cooking. Cooked salmon is usually good in the fridge for three or four days and good in the freezer for two to three months. Smell it prior to eating if it smells sour or feels slimy do not eat it.
if it is sealed tight a couple days at most. Cook it as soon as possible though
The liquid form should be refrigerated and shaken well before use. All other forms can be kept in a tightly sealed container at room temperature and protected from heat or light.
Yes you will need to refrigerate after opening, but it doesn't need to be refrigerated if still sealed.
Heating up the sealed can will create internal pressure. In uncontrolled conditions, that could be dangerous for anyone in the area.
In a sealed, refrigerated container, you could store it for months.
No. Vacuum seals keep out air, so the bacteria cannot grow.
Probably not. When in doubt, throw it out. If it wasn't thoroughly dried or fully refrigerated the eggs in it would probably have spoiled. When you make fresh pasta, its best to cook it right away, or at least freeze it until you're ready to use it. Some styles may be immediately dried, and stored in a sealed container.
Yes. Any minimally processed vegetable should be refrigerated.
A cleaning solvent would help to get rid of the grit and dirt that are sealed on the metal grill by the temperatures of cooking on it. It is always a good idea to rinse completely before cooking on the grill again.
Sterile water does not need to be refrigerated as long as it is stored in a clean, dry, and cool environment. It is best to check the manufacturer's instructions for specific storage recommendations.
Throw it OUT!! It may still be safe depending on the room's temperature but just to be safe THROW IT OUT! No food is worth sickness!