I'm looking for nitric acid. I've already found hydrochloric acid.
I need it to make rust blue solution (dissolve iron into the nitric acid, coat part, let it rust, boil/card, repeat).
Any ideas? It doesn't have to be of high concentration.
I need it to make rust blue solution (dissolve iron into the nitric acid, coat part, let it rust, boil/card, repeat).
Any ideas? It doesn't have to be of high concentration.





























Kazimier























