[ Arthur nods, because he can't really disagree. Even though at this point, he's mostly desensitized to everything. Too used to the work, too close to it to look very hard or with a critical eye.

There's something else, maybe, behind the horror and disgust. He's not going to ask. ]

No. I'd need the machine and chemicals for it. And a few other people who knew what they were doing.

[ An architect and an extractor. Or just an extractor, at bare minimum. ]

Even if I had those things here— they're not something to utilize for personal secrets. That gets dangerous very quickly.