Chapter 1630: Chapter 1630: Terran Region

"The other side has a very gifted chemist."

Well, they couldn't have all the experts, right? They knew this but they at least hoped those people wouldn't bring the bad things, but that was wishful thinking in the end.

Anyway, regardless of whether it came from one source or not, it was very possible that they would not be the first or last to invent things that could cause Alterra (and other territories) some problems.