Is it safe or not to use ceramic with golden decor

The gold edge of the bowl is made of heavy metal, which is toxic if exceeded. According to international food packing association secretary general introduction, when buying tableware always can see colourful contain gold edge silverware pottery and porcelain tableware, but actually these gold edge silverware is neither gold nor silver, but heavy metal lead, chromium, mercury, radium etc. Lead can affect mental development, blood, liver and bones, and eventually lead to cancer. The radioactive element radium kills white blood cells and mercury causes liver and kidney sclerosis.