Excerpt from Coal and What We Get From It: A Romance of Applied Science, Expanded From the Notes of a Lecture Delivered in the Theatre of the London Institution, Jan, 20th, 1890 Origin of Coal, 9. Coal of various ages, 11. Graphite, 12. Recent Vegetable Deposits, 13. Mode of occurrence of Coal, 13. Structure of Coal, 15. Uses of Coal, 16. Coal a source of Energy, 17. Mechanical Equivalent of Heat, 19. Value of Coal as a Fuel, 20. Small efficiency of Steam-engines, 21. Mechanical value of Coal, 22. Vvhence Coal derives its Energy, 22. Chemical Composition of Coal, 23. Growth of Plants, 26. Solar Energy, 28. Transformation of Wood into Coal, 30. Destructive Distillation of Coal, 33. Experiments of Becher, 34; of Dean Clayton, 35; of Stephen Hales, 37; of Bishop Watson, 37; of the Earl of Dundonald, 39. Coal-gas intro duced by Murdoch, 40. Spread of the new Illuminant, 41. Manufacture of Coal-gas, 42. Quantitative results, 45. Uses of Coke, Goethe's visit to Stauf, 48. Bishop Watson on waste from Coke-ovens, 50. Shale-oil Industry, 50. History of Coal-mining, 57. Introduction of Coal into London, 58. The Coal resources of the United Kingdom, 60. Competition between Electricity and Coal-gas, 62. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.