I watched several "How To" heat treating videos to find out if people know what they are doing. I have links below for resources on how to thermal cycle and how to heat to heat treat in a forge if you want to learn more. Or read my book which covers everything.
How to thermal cycle: https://youtu.be/_1rYyIoseZM
How to heat treat in a forge: https://youtu.be/9KYb9P9GzVQ
Knife Engineering book: https://knifesteelnerds.com/2020/07/22/new-book-knife-engineering-steel-heat-treating-and-geometry/
Patreon: https://www.patreon.com/Knifesteelnerds
00:00 Intro
00:19 Real Engineering
08:12 Outdoors55
14:53 Walter Sorrells
20:11 Red Beard Ops
29:16 Bell Blades
32:23 DIYeasycrafts
38:01 Outro and Summary