This standard mainly describes the method of exposure testing of architectural Glass in the atmospheric environment, including terms and definitions, test site, specimen preparation, test procedure, sampling regulations, test results and reporting. Applicable to the atmospheric environment exposure test of Laminated Glass, Hollow Glass, Coated Glass, Chromadizing Glass and Film Glass used in building exterior enclosures (such as doors and windows, curtain walls, daylighting roofs, etc.) to evaluate the performance of their performance with the exposure period. The standard refers to a series of normative documents, including related standards such as cross-cut testing of architectural Glass, automotive safety Glass, Paints and varnish films. The definition specifies the meaning of atmospheric environment exposure test, that is, the specimen is placed in a natural climate environment, and its performance is observed over time.