Ntinye na oke nke asambodo nchekwa mgbawa na coal dị iche iche.
Maka mbipụta, Enyere asambodo mgbawa ahụ ozugbo site n'aka National Electrical Product Quality Supervision and Inspection Center ma ọ bụ ndị ọchịchị ndị ọzọ metụtara.. Na ntule ndịiche, A na-eme ka asambodo nchekwa ahịa na-enyekarị ya na nyocha nke akara ngosi nke nchekwa obodo, na-akara ọdịiche dị omimi.
Banyere Okporo, A na-eme ihe ndị ahụ gbawara agbagha ahụ maka gburugburu ya na mgbawa A na-eji ikuku dị ize ndụ ma na-ejikarị ya na klaasị II. N'aka nke ọzọ, Asambodo Nchedo A na-akwado ya maka iji klaasị m, ebe ihe ojoo na-emebi ihe methane juru ebe niile.