Why can't canned food, bacon and bacon go bad for a long time?

Canned food is vacuum packed and then sterilized at high temperature. This kind of environmental bacteria is not easy to survive, but some of them are added with preservatives. No matter what can it is, it has a shelf life.

Bacon and bacon are high-salt foods because they are preserved with salt. This kind of environmental bacteria is not easy to survive, and this kind of food will not be preserved for too long (except for freezing in the refrigerator), otherwise it will go bad and not taste good.

Where is Tianzhu Mountain Scenic Area?

The first thing you need to do is to make sure that you have a good idea of what you're doing, and that you have a good idea of what you're doing.

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