Edmund thought that he could already escape. Unexpectedly, Charlie suddenly wanted to ask him a question at this time.

So, his heart skipped a beat, and he hurriedly turned his head around as he smiled and asked, “Master Wade… what other instructions do you have for me?”

Charlie looked at him before he smiled and said, “It’s nothing important. I just wanted to ask you something.”

Edmund heaved a huge sigh of relief before he said, “Master Wade, go ahead and ask!”

Charlie nodded slightly before he smiled and asked, “Do you know what mercury dichloride is?”

Edmund was stunned for a moment, and he had a surprised look on his face as he said, “No… I do not know what that is… what is mercury dichloride?”

As he spoke, Edmund suddenly felt as though his heart was beating profusely!

Since he had excellent psychological control, he could make sure that the expression on his face was not too obvious.

However, Charlie immediately noticed the imperceptible stiffness and wave of panic runni