American National Standard for

Extracted from the American National Standard for Ductile-Iron Pipe, CentrifugaUy Cast in Metal Molds or Sand-Lined Molds, for Water or Other liquids, ANSI A21.51—1976, with permission of the piihlisher, the American Society of Mechanical Engineers, New York. 

The paper used in this publication meets the minimum requirements of American National Standard for Information Sciences—Permanence of Paper for Printed Library Mater... 

American National Standards Institute (ANSI), American national standard for safe use of lasers, in Z136 Laser safety standards series. Z136.1 (2007). 

ANSI (1983). American National Standards Institute. American National Standard for Dosimetry—Personnel Dosimetry Performance—Criteria for Testing, ANSI N13.11-1983 (American National Standards Institute, New York). 

ANSI. Z136 Laser Safety Standards Series Z136.1-2000 American National Standard for Safe Use of Lasers. 2000. 

American National Standard for the Safe Use of Lasers ANSI Z-136. http //www.inform. umd.edu/PRES/policies/vil600a.html. 

Institute of Electrical and Electronics Engineers (1992). American National Standard for Metric Practice. ANSI/IEEE Std 266-1992. New York Institute of Electrical and Electronics Engineers. 

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