Cheap etch tank
2004-04-10 by grantfair2001
I use a Coleman cooler, about 40 L, half full of CuCl. For air
agitation I use a Think and Tinker style "sparger", and a used vacuum
pump. Works great!
Grant
agitation I use a Think and Tinker style "sparger", and a used vacuum
pump. Works great!
Grant