SAA AS 3543
2014 Edition, April 23, 2014
USE OF STANDARD RINGELMANN AND AUSTRALIAN STANDARD MINIATURE SMOKE CHARTS
Active, Most Current
Description / Abstract:
This Standard sets out procedures for the use of standard Ringelmann and Australian Standard miniature smoke charts for estimating the blackness of smoke using a visual technique. A procedure for the calibration of instruments in Ringelmann number is also described.