Ntupu igwe anaghị agba nchara bụ otu n'ime ntupu waya kacha ewu ewu nke nwere ntupu dị iche iche, dayameta waya na dayameta oghere iji nwee ụdị dị iche iche na ngwaahịa ntupu kpara akpa. Ya mere, ọ bụ ngwaahịa ntupu dị iche iche, nke a na-ejikarị eme ihe maka nzacha na nsị nke gas, mmiri mmiri na ihe siri ike, nkewa nke mgbasa ozi, wdg.
Oge nzipu: Jan-01-2022