mkpali imewe:
Site na mmepe nke oge, akpa ụmụ nwanyị aghọwokwa ihe dị iche iche, gụnyere square, gburugburu, na polygonal.
Ndị na-emepụta anyị, dabere na nchikota nke cylinder na akpa, kere karama iko isi ísì a pụrụ iche.
A na-eme mkpuchi ahụ ka ọ bụrụ akpa aka, ebe a na-ejikọta mkpuchi na karama ahụ bụ nke ejiri eriri yinye mee ihe, a na-ejikwa akpụkpọ anụ mee karama ahụ.
nke na-eme ihe niilekarama ọzọ textured.