This test method is intended to measure the amount of curl of a carbon paper sheet relative to the flat surface supporting the sample. The test is useful as a quality control method and for predicting field performance.

1.1 This test method covers the determination of curl of carbon paper.

1.2 This test method may be used for specification acceptance, manufacturing control, development, and research.

1.3 This standard does not purport to address the safety problems 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.