CAN SMALL KNOWLEDGE

It is often thought that canned food can be maintained for a long time without deterioration, which must be the result of preservatives, which is a misunderstanding of canned food. The long-term preservation of canned food relies mainly on vacuum, sealing and sterilization.

Food can be canned, after the exhaust, in a vacuum state, resulting in a sterile environment, the container completely sealed, under high-pressure conditions, full sterilization, therefore, canned food does not need to add any preservatives, it will be able to achieve long-term preservation purposes.