I.Okwu mmalite:
Akpụkpọ anụ, akpụkpọ anụ artificial, akwa akwa, wdg, n'okpuru mmiri dị n'èzí, a na-etinye ihe na-ehulata
iji tụọ index eguzogide permeability nke ihe. Ọnụ ọgụgụ nke mpempe ule 1-4 Counters 4 otu, LCD, 0~ 999999,4 sets ** 90W Volume 49×45×45cm Ibu 55kg Ike 1 #, AC220V,
2 A.
II.Nnwale ụkpụrụ:
Akpụkpọ anụ, akpụkpọ anụ artificial, akwa akwa, wdg, n'okpuru mmiri dị n'èzí, a na-etinye ihe na-ehulata iji tụọ index resistance permeability nke ihe.