InterviewSolution
Saved Bookmarks
| 1. |
2. Which is common gas, for Green house effect and ozone duplication both: a) CFC. c) CO2 b) CH4. d) N2O |
| Answer» 2. Which is common gas, for Green house effect and ozone duplication both: a) CFC. c) CO2 b) CH4. d) N2O | |