I'm a bit "old school" in that I was taught forty years ago to weld with borax but there has been so much talk on the forums recently about NO FLUX welding that it got me interested in experimenting. Four or five years ago Ron Newton showed me how to weld with kerosene rather than borax but I have never tried to do it without anything until today. I started with a typical 20 layer billet of 1084 & 15N20 and tack welded it with my MIG. I then placed it in the forge with no flux (or kerosen