BS 2742:1969
Superseded
View Superseded by
Notes on the use of the Ringelmann and miniature smoke charts
Hardcopy , PDF
English
12-31-1969
05-31-2009
NO CONTENTS SECTION
Explains the purpose and method of use of these charts for the visual assessment of the darkness of smoke emitted from chimneys.
| Committee |
EH/2/1
|
| DevelopmentNote |
Reviewed and confirmed by BSI, June, 2005. (05/2005)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| BS 2742:Addendum No. 1:1972 | Notes of the use of Ringelmann and miniature smoke charts. The calibration of instruments in Ringelmann number |
| BS 2742M:1960 | Miniature smoke chart |
| BS 2742C:1957 | Ringelmann chart |
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