Using kitchen knife set you need know the followings:
1 not a long time in full bloom salt, soy sauce, vinegar, vegetable soup, etc., because these foods contain a lot of electrolytes, if long bloom, stainless steel and these electrolytes will be electrochemical reaction, so that toxic metal elements are dissolved out.
2 avoid the use of stainless steel pot pot Chinese medicine, because the traditional Chinese medicine contains a variety of alkaloids, organic acids and other ingredients, especially in the heating conditions, it is difficult to avoid not produce chemical reactions.
3. do not use strong alkaline or strong oxidizing chemicals such as soda, bleaching powder, sodium hypochlorite and other washing. Because these substances are strong electrolyte, the same chemical reaction with the stainless steel.