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Tiwhikete Pouaka Whakamātao: Pouaka Whakamātao me te Pouaka Tio kua Tiwhiketehia e te UL o Amerika mō te Mākete o te Hononga o Amerika
He aha te Tiwhikete UL (Underwriters Laboratories)? Ko te UL (Underwriter Laboratories) Underwriter Laboratories (UL) tētahi o ngā kamupene tiwhikete haumaru tawhito rawa atu. Ka whakamanahia e rātou ngā hua, ngā whare, ngā tukanga, ngā pūnaha rānei i runga i ngā paerewa ā-umanga whānui....Pānuihia atu -
Tiwhikete Pouaka Whakamātao: Pouaka Whakamātao me te Pouaka Tio ...
He aha te Tiwhikete NOM o Mexico? NOM (Norma Oficial Mexicana) Ko te tiwhikete NOM (Norma Oficial Mexicana) he pūnaha paerewa hangarau me ngā ture e whakamahia ana i Mexico hei whakarite i te haumaru, te kounga, me te tutuki i ngā whakaritenga o ngā hua me ngā ratonga. He paerewa ēnei...Pānuihia atu