General Knowledge - General Science - Discussion
Discussion Forum : General Science - Elements and Metals (Q.No. 54)
54.
Which metal pollute the air of a big city?
Discussion:
12 comments Page 2 of 2.
Berhane habtezghi said:
1 decade ago
Lead is the poisunos gas which is poluted in the capial city and also in a big towns.
Sriram said:
1 decade ago
Lead emission, a toxic danger.
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