Hardcore Survivalist Makes Handmade Knife from Scratch!

 What is layout fluid?

Knife
Source

We aren’t going to just gloss over the little details here. Layout fluid is a liquid that is used to coat a material in order to prep it for carving. The fluid gives the carver a completely blank slate from which to work, hiding all imperfections in the metal. As Jesse Pinkman would say, “Yeah, Mr. Phenixworks, science!”