In order to prolong the service life of enamel tableware, it is best not to quench and heat, and try not to store acidic foods such as vinegar and kimchi for a long time. When buying enamel pots, it is best not to have bright colors, such as red and orange, which will contain metals such as cadmium, which is not good for human body.
Metal elements contained in enamel cups are usually stable, but they may be dissolved in acidic environment, so it is not safe to drink acidic drinks such as coffee and orange juice.
Don't burn the expanded data in vain, hot and cold. Before using the enamel pot, put oil or water in the pot and then heat it. According to the specified thermal stability standard, the pot can adapt to the temperature difference change from 320 degrees Celsius to 20 degrees Celsius. If it exceeds this range of standards, it is easy to break porcelain. Burning in the air before pouring oil or water, the temperature difference changes greatly and it is easy to burst.
Steaming things in porcelain bowls should be separated by bamboo, otherwise the water in the bottom circle of the bowl will dry first, leading to porcelain removal. If you steam things in a flat enamel bowl, there will be no porcelain removal.
People's Daily Online -4 kinds of cups are very dangerous and easy to cause cancer and poisoning.