"This volume contains both mandatory documents (standards. standard procedures@ methods@ or specifications) to be used in preparation of procurement documents for painting work@ and non-mandatory documents (guides@ technology updates@ technology reports@ and technology guides) that provide guidance in current good practice. It is the product of many years of broad open consensus work by the SSPC staff and by the leading specialists in each field of protective coatings technology. The aims of the 2005 edition of Volume 2 are: ? To incorporate by means of composition/performance oriented specifications the best current technology on protective coatings; ? To update SSPC standards and specifications based upon results of many years of experience with the existing ones; ? To present an association between ""environmental zones"" of exposure and the selection of painting system specifications; ? To facilitate the incorporation of SSPC standards and specifications into procurement documents by reference."