1. When using the pressure cooker for the first time, check the plug, socket, wires and the entire pressure cooker to see if there is any damage, deformation, cracks, etc. to avoid abnormalities during use. .

2. Use it to boil a pot of starch water, because starch can absorb metal residues, and then pour it away to completely remove the remaining industrial pollutants.

3. Do not use a pressure cooker to cook volatile acidic foods. It is not good for the pot and the human body.

4. When cooking something, it is best to put it in a porcelain stew pot and steam it with water, so that it will not come into contact with aluminum metal and cause harm to the body.