[ Hank's eyes keep flicking to the lighter, if only because he's just met this kid and the constant sound of the lighter flicking open and closed is putting him even more on edge than he already was. ]

It's, uh, it's thanks to this serum I developed. It suppresses my mutation, enough that I can look, um. Normal. It's actually a pretty clever application of genetic biochemistry, that took me years to develop. It works by—

[ John better cut him off here if he doesn't want to hear a long, boring science lecture, ]