-America, Canada- cTUVus&ETL
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North America- cTUVus&ETL
▍ Nhanganyaya The Occupational Safety and Health Administration (OSHA) iri pasi peDhipatimendi Revashandi reUnited States inoda kuti zvigadzirwa zvinoshandiswa munzvimbo yebasa zviongororwe uye zvipihwe magwaro nerabhoritari inozivikanwa nenyika zvisati zvatengeswa pamusika. Miyero yekuyedza inoshandiswa inosanganisira American National Standards Institute (ANSI); American Society for Testing and Materials (ASTM); Underwriters Laboratory (UL); uye chiyero chesangano rekutsvagisa chekucherechedzwa kwemafekitori. ▍ Muchidimbu o...