Nwetara ọkọlọtọ ETL (asambodo nchekwa maka North America) na nke mbụ dị ka ngwa gas Japanese.
Ndị nkesa CanadaMaazị purerangeSite na nkwado nkeỤdị KA-Genwetala ọkọlọtọ ETL.
Nke a bụ ngwa gas mbụ na Japan.
Ụkpụrụ ETL bụ akara nzere nchekwa nchekwa North America., Eletrọnịkị, Teknụzụ Ahụike, Mmanụ na-ekupụta gas na ngwaahịa mmanụ na-akwado ụkpụrụ mba America na Canada dị ka ANSI, CSA, CGA, IEC na UL.Asambodo ETL tinyekwara ihe nyocha ụlọ ọrụ North America chọrọ.
http://www.intertek.com/marks/etl/
Mbupu site na onye na-ekesa na Canada bụ ihe achọrọ maka ụdị akwụkwọ ikike, yabụ biko kpọtụrụ anyị maka nkọwa.