Plasma Cutting Basics & Safety: CNC Table Startup Procedure

[@mg.2187]

I have an hypertherm xpr 300 and looking for scientifitc documentation or case study on semi submerged plasma cutting. There is a ruster tail behind my cut and thin layer of water on my plate. I'm getting close to submerged plasma cutting characteristics. .0325 heat ring on my martial. Is there any information it would be very much appreciated.