Of the following metals which, one pollutes the air of a big
city?
1 Copper
2 Chromium
3 Lead
4 Cadmium
Answer Posted / nitesh
Lead
| Is This Answer Correct ? | 25 Yes | 2 No |
Post New Answer View All Answers
What is the work of a patent engineer? Does the experience in working as patent engineer helps in finding a job in a refinery?
How many naval staffs can occupy arihant?
Which was the international geo - physical year?
Which country has no sunrise?
What are quasars?
meron po bang minerals ang astoroids po ba?
In which year was the meteorology department founded?
How many astronauts travelled in the challenger?
When and where was the first experimental atomic explosion took place?
What is one light second?
Describe the evolution of science and its impact on society
Which scientists gave detailed information about nebula?
a private address 172.116.0.0 will borrow ? bits from the HOST to give one 120 subnets - range = ?
What is range of sagarika?
The Purest form of water can be obtained from:- I) a deep tube well II) a running stream III) a hot water spring IV) a heavy shower of rain