Bayt.com Specialities

Expand your network. Exchange professional knowledge.
Demonstrate your expertise.

sher-nadeem
Question added by sher Nadeem, Laboratory Technician, Alsahraa general transport and clearance - 9 years ago

Sometimes the side of concrete bridges is observed to turn black in color. What is the reason for this phenomenon?

Team Management

Business Management

Management

Answers:
2
Followers:
4
Views:
7
Vote Count:
1

Log In

Don't have an account? Register here


OR

Bayt.com never shares any of your activities through Facebook or Google without your explicit permission.