"Are you sure you're right? Or can you tell us directly what this solid mercury is? Fan Tong asked.

The man put the knife back and the auctioneer went on, and the man returned to his seat and said, "I think you've heard of mercury, haven't you?" It's a very dense liquid. When it comes to mercury, the impression may be that it does great harm to the human body.

"That's for sure." Wang Jun whispered that, in fact, this is common sense. As everyone knows, mercury belongs to heavy metals and does great harm to the human body. Moreover, if it is exposed for a long time, it may...