[Colin gives him the best gentle smile he can manage through an environmental suit.]

I know you're hesitant, but you're going to want these clothes off now. The longer you stay in them, the more contaminated they're going to get, and we may have to burn them when all is said and done.

Besides.

You're going to be going into cold sweats within a day or so... You want to be wearing as little as possible when that happens.

[He won't force AZ to disrobe, yet.]