Canned food is food that has been preserved with heat (thermal processing) by the method of canning (canning), which is packing food in tightly sealed packaging. (hermetically... moreCanned food is food that has been preserved with heat (thermal processing) by the method of canning (canning), which is packing food in tightly sealed packaging. (hermetically sealed container) before commercial sterilization. Can be stored for approximately 6 months to 3 years at room temperature without deterioration. What canned food is there? It is a food product that is highly popular today. Because it can be stored for a long time and is easy to carry. Suitable for everyday consumption and traveling. However, it is best to purchase canned food from a trusted manufacturer. And always check the condition of canned food before consuming it. อาหารกระป๋อง less