BS 2742:1969
Withdrawn
Date published:
Notes on the use of the Ringelmann and miniature smoke charts
Explains the purpose and method of use of these charts for the visual assessment of the darkness of smoke emitted from chimneys.
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Related Information
13.040.40 Stationary source emissions
91.060.40 Chimneys, shafts, ducts
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Ringelmann chart
BS 2742:1969
Get this standard
Prices exclude GST
PDF
( Single user document)
$257.39 NZD
HardCopy
$293.04 NZD