"Nope... even if I had ingredients for it, which I don't, not really a need. It's designed to be absorbed by the body, after all, and the air scrubbers will deal with it, over time. In fact, my bigger concern is that it won't last long enough to do all that you need. However, so it doesn't take us out," she said, as she pulled out some simple-looking plastic masks, and handed them out. "Rebreathers, which will filter the air automatically. Good for almost anything short of vacuum."