食品质量安全除受环境污染或天然存在外，还有很多是由于不法商人在食品生产加工中以次充好，人为造假，违章作业等造成的。

Apart from environmental pollution, there are many problems concerning food safety, for example, substitutes and fake product during processing, production against regulations, etc.

youdao

这种造假术是否骗过了当时的商人？

Would the fakery have fooled merchants of the time?

youdao

这种造假术是否骗过了当时的商人？

Would the fakery have fooled merchants of the time?

youdao