Ọkpọkọ Haịdrọlik nke na-egwupụta ihe
A na-eji bọket nyocha na-agbagharị agbagharị maka nyocha ihe iji kwado ọrụ mmiri; A na-eji bọket a na-akụpịa akụpịa nkume, simenti, na ihe mkpofu owuwu, wdg; Mkpọchi bọket na mkpịsị aka ukwu nwere ike inyere bọket ahụ aka ijide ihe ahụ ma rụọ ọrụ karịa. ;Bọket shei nwere ezigbo ihe mkpuchi ma ejiri ya maka ibu na ibudata obere ihe.






