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Description / Abstract:
This practice describes measuring size and roundness of
translucent glass beads used in traffic markings with computerized
optical equipment. This practice is intended for glass beads from
0.15 mm to 2.35 mm in diameter.
This standard may involve hazardous materials, operations,
and equipment. This standard does not purport to address all of the
safety problems associated with its use. It is the responsibility
of the user of this procedure to establish appropriate safety and
health practices and to determine the applicability of regulatory
limitations prior to its use.