[TheForge] Etching Damascus

[Roger R Degner]

The PH minus is what a bunch of use who do copper vases are using as the
pickle and quench solution for the anneal.
I think we have Tom Latane' convinced to switch from high strength
vinegar to the ph minus for his descale soak for his steel work between
the forging operation and the filing stage.

Roger R Degner

.  They didn't have murriatic acid but they did have sodium bisulfate
(27% solution) in a product called pH Minus, so I got that.  (They also
had a 92% powder in a much larger container.)