Smoke machine leak tester - video

Smoke machine leak tester. By All Pistons Garage. 8:04 video:

https://www.youtube.com/watch?v=VvcFGzAyaXE

That's fantastic. I wish I still had my old F-150; It had a vacuum leak somewhere on the driver side but I never could find it. 10/10.

We all know any machine can be a smoke machine...