Enwere ụdị bench anọ maka ogige egwuregwu ogige.

Ihe kachasị na bench bụ osisi, bọọdụ HDPE, ihe mkpuchi mkpuchi uzuzu na ọla jikọtara ya.

Ogwe osisi bụ nke kacha ewu ewu maka ebe egwuregwu egwuregwu dị n’èzí na ọdụ mgbatị ahụ dị n’èzí.

SPIRIT bụ onye nrụpụta bench dị mma na China, na -atụ anya ịnye gị nkwado azụmaahịa kwụsiri ike, nabata kpọtụrụ anyị ka anyị wulite mmekọrịta azụmaahịa n’oge ọ bụla.