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ANSI/NEMA Z535.3-2011

Criteria for safety symbols

Z535.3 provides general criteria for the design, evaluation, and use of safety symbols to identify and warn against specific hazards, and to provide information to avoid personal injury.

Content Provider
NEMA: National Electrical Manufacturers Association [NEMA]


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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