Description
Explains the purpose and method of use of these charts for the visual assessment of the darkness of smoke emitted from chimneys.
Cross References:
BS 2742C
BS 2742M
Addendum No. 1 to BS 2742:1969
Replaces BS 2742:1958.
Product Details
- Published:
- 12/31/1969
- ISBN(s):
- 0580055051
- Number of Pages:
- 12
- File Size:
- 1 file , 370 KB
- Product Code(s):
- 00115110, 00115110, 00115110