Akpa tubes

Atụmatụ Ngwaahịa nkeAkpa tubes

1. Dị mfe iji

2. Nnọọ

3. Dị jụụ na Mgbakọ na ịdọrọ

4. Ìhè na ibu

5. Imeghari na mgbanwe

6. Ule ahia

Ngwa Ngwaahịa nke tubfoling akpa

1. Ihe owuwu

2. Mmanụ na gas

3. Osisi ike

4. Ngwakọta Fatịlaịza

5. Mmezi osisi ciment

6. Reneringery