This is a short video to help those who have seen many of my past videos where I use a bowline knot. This is the most useful knot you will ever learn. It will not slip when in use, and comes undone easily even after being tightened under thousands of pounds. #NightHawkInLight ~-~~-~~~-~~-~ Check out my latest video: "How To View Invisible Air Currents With Lasers" https://www.youtube.com/watch?v=K94Cc21KEIA ~-~~-~~~-~~-~