Just a moment, let me forward you some pictures. I was scoping out the labs before everything went straight to shit.

[A few minutes later, Fugo sends Emma a few photographs taken with his magitek of some particular chemical vials. They're notable for their creepy, bright colors.]

These are the ones that will vaporize on contact with the air. Anyone who ingests them will experience uncontrollable emotions, like fear or anger. The usual hazardous stuff was properly labeled, so you should know it when you see it.