 uh, for, you know, the pedestal of a toilet where it mounts to the floor. Maybe I see some smoke coming out of there and I'm like, Oh, got a bad, you got a bad flange, uh, you know, or a bad seal right there. Uh, and it's so interesting how effective that is. I just had never thought about how you could use it in so many other applications. You broadened my horizons today. Just three months ago, I experienced a smoke test in my house and band. It