Pesticides Safety Directorate, an executive agency of the Department for the Environment, Food and Rural Affairs (Defra)
Found on http://www.encyclo.co.uk/local/20736
The native file format of the Adobe Photoshop graphical editing application. Adobe Photoshop is a standard editing application in the print and internet media worlds Found on http://www.encyclo.co.uk/local/21048
prevention of significant deterioration: used as a standard of measurement by the U.S. Environmental Protection Agency. Found on https://www.infoplease.com/dictionary/psd