Akpụkpọ anụ efu na-edozi
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Akpụkpọ anụ PU ma ọ bụ akpụkpọ anụ EPU n'efu maka akpa aka, sofa na akwa akwa
Akpụkpọ anụ EPU ma ọ bụ ị nwere ike ịkpọ ya akwa akpụkpọ anụ PU na-enweghị ihe mgbaze ma ọ bụ akpụkpọ anụ PU anaghị agbaze na ihe a bụ akpụkpọ anụ PU synthetic emelitere eco-friendly. Ọdịdị nke EPU kwụsiri ike yana 7-15 afọ hydrolysis resistance na ihe ọhụrụ a bụ enyi na enyi gburugburu ebe obibi.
