a liquid container, adapted to contain a chemical bath liquid and having at least three container walls, with each of {TAIL ~ a first container wall} and a second container wall being a sheet having at least two exposed and opposing faces, having a selected thickness, and being made of a selected material drawn from the group consisting of {HEAD ~ polyetheretherketone}, poly amide imide and polyphenylene sulfide; and 
a liquid container , adapted to contain a chemical bath liquid and having at least three container walls , with each of { TAIL ~ a first container wall } and a second container wall being a sheet having at least two exposed and opposing faces , having a selected thickness , and being made of a selected material drawn from the group consisting of { HEAD ~ polyetheretherketone } , poly amide imide and polyphenylene sulfide ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH