Pour the white vinegar on the chopping block and wipe the moldy place with a clean cloth. After wiping, rinse the chopping block with clear water, dry it with a clean towel, and then put it in a ventilated place to dry.

2. Ginger method:

Put the ginger slices in a moldy place and then wipe them with a scouring pad. After wiping, rinse with clear water and dry with a dry towel.

3, salt water method:

Mix a proper amount of salt and water into brine, and then apply the brine to the moldy part. Wait about 10 minute, and then rinse with clean water.