There are lots of methods about disinfection of freezer, refrigerator and refrigerator showcase. Some of them might easily be grasped while some are a bit difficult being conducted. Below we will introduce 2 simple ways about disinfection for your easily understanding.
The first one is called machinery mildew removal, which means you have to sweep and clear the mildew area.
The second one is called chemically mildew removal, and chemical substance such as lactic acid, carbon dioxide, sodium fluoride etc are employed. These two ways are generally combined for disinfection.