eli oriọna oriọna bụ n'ozuzu igwe anaghị agba nchara ihe, ya e ji mara ndị siri ike na inogide, waterproof, magburu onwe okpomọkụ dissipation arụmọrụ. A na-eji ya n'ọtụtụ ebe n'ahịa ịzụ ahịa, ebe a na-adọba ụgbọala, eriri akwụkwọ ndụ akwụkwọ ndụ, ebe ndị njem nlegharị anya ogige, ebe obibi, ime obodo ...
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