In sewers the gas generally found, is« Back to Previous Page

A. Hydrogen sulphide (H2S) B. Carbon dioxide (CO2) C. Methane (CH4) D. Petrol vapours E. All the above.
Posted by Civil Engineer
Asked on August 17, 2016 11:58 am
▲
0
▼

E. All the above.

Posted by Civil Engineer
Answered on August 17, 2016 11:58 am
▲
0
▼

E. All the above.

Posted by Civil Engineer
Answered on August 17, 2016 11:58 am