IS 9078 : 1979 Code for use of Ringelmann and miniature smoke charts
| UDC 662.613.5 : 531.758 (083.57) | CHD 32 |
|
| Reaffirmed 2014 |
1 Scope
1.1 This standard prescribes the method for use of Ringelmannand miniature smoke charts.
2 References
IS 4167 : 1966 Glossary of terms relating to air pollution