Efere/ Mpempe akwụkwọ ndu
Nkọwa dị mkpirikpi:
Efere ndu na-ezo aka n'efere nke e ji ọla kọpa akpọchie.Ọ nwere nguzogide corrosion siri ike na acid na alkali na-eguzogide, a na-ejikwa ya na-ewu gburugburu ebe obibi na-eguzogide acid, nchebe radieshon ọgwụ, X-ray, CT ụlọ radieshon nchebe, weighting, ụda mkpuchi na ọtụtụ akụkụ ndị ọzọ.