1. sunlight disinfection method: ultraviolet rays in sunlight can kill bacteria. When the chopping block is not used or cleaned, it should be exposed to the sun, which can not only sterilize, but also dry the chopping block and reduce the proliferation of bacteria.

2. Washing and ironing disinfection method: firstly, clean the surface and gap of the chopping board with wire brush and clean water, and then rinse it with boiling water.

3, salt disinfection method: after each use of the chopping block, you should scrape off the residue on the surface with a knife, and sprinkle a layer of salt on the board every 3~4 days, which can not only sterilize, but also prevent the chopping block from cracking.

4, ginger onion disinfection method: the chopping board is used for a long time, it will produce a strange smell. Wipe the chopping board with ginger or raw onion, then rinse it with boiling water and brush it with a brush, and the strange smell will disappear.

5, vinegar disinfection method: cut the fish chopping board, just wash it, sprinkle a little vinegar on the surface to dry, and then rinse it with water, the fishy smell will be reduced.