This practice covers specific procedures and test conditions that are applicable for exposure of plastics in enclosed carbon-arc devices conducted in accordance with Practices G 151 and G 153. This practice also covers the preparation of test specimens, the test conditions suited for plastics, and the evaluation of test results. This practice does not cover filtered open-flame carbon-arc exposures of plastics, which are covered in Practice D 1499. Practice D 5031 describes enclosed carbon-arc exposures of paints and related coatings. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Note 1There is no known ISO equivalent to this practice.