The sewer pipes__________________?
(A) Carry sewage as gravity conduits
(B) Are designed for generating self-cleansing velocities at different discharge
(C) Should resist the wear and tear caused due to abrasion
(D) All the above
Share this... |
![]() Facebook
|
![]() Twitter
|
![]() Linkedin
|
![]() Whatsapp
|
Your email address will not be published. Required fields are marked *