ASTM F109-04(2009)

1.1 This terminology describes and illustrates imperfections observed on whitewares and related products. For additional definitions of terms relating to whitewares and related products, refer to Terminology C 242. To observe these defects, examination shall be performed visually, with or without the aid of a dye penetrant, as described in Test Method C 949. Agreement by the manufacturer and the purchaser regarding specific techniques of observation is strongly recommended.