A Description of the Soil-Geology of Ireland; Based Upon Geological Survey Maps and Records, with Notes on Climate

A Description of the Soil-Geology of Ireland; Based Upon Geological Survey Maps and Records, with Notes on Climate

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1907 edition. Excerpt: ...fact which, no doubt, is to be accounted for by the greater degree of cohesion existing between the shreds and particles of the peaty substance, when, indeed in proportion as, the cellular structure has become destroyed.-t With a view to exhibiting the shrinkage which different qualities of peat undergo, two specimens were taken from Emlagh Bog some three miles west of Roscommon, one 3 feet from the surface--a light brown turf; the other 12 feet from the surface---dark brown; each specimen was made cubical in form, and contained 43-6 cubic inches; and each was weighed in the state of saturation in which it came from the pit, and set to "' Ecoiiomic Proceedings, Royal Dublin Society, No. 1. 1-A writer in_ the Fqmiera' Gazelle for January 26th, 1895, attributed the shrinkage of peat in drying to the gum-like substance pertaae, which, the writer stated, not only causes shrinkage, hut promotes drying, bv squeezing 1.110 wage, from tlge interior to the surface. It is difliciilt to conceive how such an effect could e produced by the extremely small proportionate quantity of poctase existing in peat. ECONOMIC APPLICATIONS or PEAT. 157 dry. The results, after twelve days drying at 80 F., are given in the following table: --The extensive use of peat as a fuel in Ireland justifies some notice of it in this regard, especially in view of the probability that it may come into more general use, in the compressed form, and thus become a valuable industrial product. In Crookes' and R6hrig's Practical Treatise on Metallurgy--Steel and Fuel " (Ed. 1870, pp. 401 at seq.), we are informed that Karma: -sch ascertained the heating power of different kinds of turf as compared with that of pine wood to be in the following proportions, ...
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Product details

  • Paperback | 104 pages
  • 189 x 246 x 6mm | 200g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236485572
  • 9781236485571