With gold, most pawnbrokers usually first heat the object then wash it in water to make sure it is real, but there are still mistakes, and if you allow someone to hoodwink you then you can only blame your own incompetence, and the other party is under no criminal liability. Therefore, when this kind of thing happens pawnbrokers always notify one another to help their fellow dealers avoid falling for the same thing.
為了防止收到假金，一般業者通常先用火烤再用水洗，但還是有疏忽的時候，萬一被「唬」了，也只能怪自己功力不夠，對方並無刑事責任，所以業界一旦發現會立即通報，以免同業上當。