It works on most things, anything that-- [He doesn't need to touch it with his actual hand to activate his abilities and from the screen to the floor his eyes tick down and he's definitely staring.]

--Anything that has a freezing point.

[No, that's not exactly it, but that's where his brain is stopping in order to process what's going on.]

Excuse me a moment.

[That's his gear off for a second while he's attempting to figure out just what's going on. The next message is a little less to the stoic side and more to the annoyed side, clearly not at the conversational partner.]

You knew it wouldn't work, does that mean everyone?