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有这样一则故事,一骗子拿着假金项链到典当行多次行骗,最后被一个老板识破,将其移送到公安局。骗子供认:“人们对黄色金属的知识太少,见到黄色金属,用手掂量很沉、饰品又精致,基本上就认为是纯金。加上金子不好提炼、加工,国家也实行管控,法律打击力度大,因此很长时间没有人敢以身试法。”那有没有简单可行的方法就可以鉴别出真假金子呢?我们以真、假金项链为例来做几个实验。
There is such a story, a liar holding a false gold necklace to the pawn shop repeatedly cheated, and finally was a boss to see through, to be transferred to the Public Security Bureau. Confessed liar: “People have too little knowledge of the yellow metal, to see the yellow metal, the amount of heavy hand Shen, jewelry and refined, basically considered pure gold. Plus gold is not good refining, processing, the state also implemented control , The law crackdown, so for a long time no one dared to defy the law. ”" That there is no simple way to identify the true and false gold? We use real, fake gold necklace as an example to do a few experiments.