The Handling of Railway Supplies: Their Purchase and Disposition

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C.N. Trivess, printer, 1887 - Railroads - 223 pages
 

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Page 152 - ... the influence of the active reducing agency of phosphorus But, even if it were so, it may be questioned whether the ozone would not be at once destroyed when in contact with the carboncompounds present. It is more probable, however, that the ozone said to be observed in the vicinity of vegetation, is due to the action of the oxygen of the air upon minute quantities of volatile carbohydrogens emitted by plants. Supposing ozone to be present, it might, however, be supposed to act in a more indirect...
Page 155 - It -is always increased in all kinds of bituminous coal by increase of temperature, and is more energetic when the coal is in dust or slack, especially when it is accumulated in large heaps which are without ventilation, and so retain nearly all the heat which is developed.
Page 183 - This is beneficent and wise so far as it goes, but unfortunately it does not go far enough, for the...
Page 142 - All tools and implements required for the repair of the line, must, when not in use, be kept locked up in a building, or in boxes, for the security of which each foreman or ganger on his own length of line is responsible.

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