Test program initiated on Pittsburgh railroad to determine size and quality of coal which would permit compliance with smoke restrictions of proposed Allegheny County smoke law; it was established that with 4-in. by 1 1/4-in. washed egg coal, locomotives in commercial freight service were able to avoid smoke violations with average firemen; some of tests made by individual railroads reported. Before Smoke Prevention Assn America.
How railways attack air pollution
Ry Age
Railway Age ; 129 , n 4
1950
3 pages
Article (Journal)
English
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