Agba ígwè efere mkpuchi bụ ngwaahịa mere oyi-akpọrepu ígwè efere na galvanized ígwè efere, mgbe n'elu chemical ọgwụgwọ, mkpuchi (mpịakọta mkpuchi) ma ọ bụ mejupụtara organic film (PVC film, wdg), na mgbe ahụ ịsa na gwọọ.Ụfọdụ ndị mmadụ na-akpọ ngwaahịa a “ụdị agba agba agba agbachagoro tupu...
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