C817 Sulfur and Nitrite

Yuan Ge did not care about Qing Mu's question. Instead, he pulled the person who was being scolded and asked, "Where did you find these stones?" His tone was rather anxious.

Yuan Ge's anxiety scared the person. He stuttered for a while and could not say anything. Qing Mu was even more curious about this. "Brother Yuan Ge, these are just some ordinary stones, and they have a strange smell