C85 Lord Qin Is Really a God

Everyone's talking about something like that.

They naturally didn't know that urine and mature plaster could produce a chemical reaction. And the ammonium sulfuric acid that reacted was colorless and odorless.

The news also spread to the townspeople and became the jokes of the townspeople.

"This damn Qin Feng, what a whimsical idea."

"That's right