You said there are two mitigation standards. There are building codes, etc., that they're working on. They're starting to realize them, but there's no line. One of my colleagues on the opposite side was talking about it. Is there a line when you buy a house that has to be there and your lawyer checks for it to make sure?
They used to have urea formaldehyde foam and it would say, “No, this house was never insulated with that foam.” Here, it would maybe be, “Yes, this house had a radon test and here's the result.” There's nothing like that out there, is there?