Heat treat & Cryo treat AEB-l in Forge

AEB-L Heat treatment in a propane Forge with cryo treat using dry ice and kerosene.
Showing tempering process,
also how to keep it straight. How to keep your propane tank from freezing. How to prevent scale on your knife. How to make a basic cryo treat setup from buckets and insulation. Using a k-type thermocouple for the forge, and using a food thermometer in the toaster oven with tin foil. Also how to control the temperature in the forge using air controls. Parks 50 is the quinch oil.