I’m not sure if it’s the same, but I had some very strange experiences with my SS aliens involving residue buildup and changes in the metal after a very short time as well. I never could find a reason for it and didn’t get much in the way of an answer from any forum posts, so, I just went back to my N80 rather than using SS316L. After a single day I was getting red discoloration with dark spots...
This build...
...would turn to this in a short amount of time
There was never a change in flavor or vape quality, but just the fact that I didn’t know what was going on with it after eliminating juice, cotton, atty, wattage, mod, and wire brand as culprits, I just fell back into using N80.
You're not drinking water are you?! You realize that stuff is found in antifreeze!?!