Screen Washer : A unit in which printing screens can be washed out to remove ink residues after printing, or be reclaimed completely by removing the stencil, usually by high pressure spray
US Department of Labor, Ergonomics in the Printing Industry eTool: Glossary, Occupational Safety & Health Administration OSHA, Washington, D.C., USA 2010. https://www.osha.gov/SLTC/etools/printing/glossary .html, (OSHA/ Ergo in Printing Ind - Amer) {621}
