 | Thomas Thomson - 1819 - عدد الصفحات: 516
...frangible ; so that there is a good deal of waste in mining it ; and as it does not cake, the small pieces are unsaleable, except for furnaces. At Birmingham,...to heat, it readily catches fire, and burns with a dear yellow flame, giving out a great deal of heat. The flame continues till the coal is almost consumed,... | |
 | 1827 - عدد الصفحات: 600
...Staffordshirc cual to be of the Siimg species ; and the Edinburgh as intermediate between it and splint -coal. It readily catches fire, and burns with a clear yellow flame, giving out much heat ; and the flame continues till nearly the whole of the coal be consumed. It burns away more... | |
 | Samuel Frederick Gray - 1828 - عدد الصفحات: 1118
...Staffordshire coal to be of the same species ; and the Edinburgh as intermediate between it and splint-coal. It readily catches fire, and burns with a clear yellow flame, giving out much heat ; and the flame continues till nearly the whole of the coal be consumed. It burns away more... | |
 | Samuel Frederick Gray, Arthur Livermore Porter - 1830 - عدد الصفحات: 482
...Staffordshire coal to be of the same species; and the Edinburgh as intermediate between it and splint-coal. It readily catches fire, and burns with a clear yellow flame, giving out much heat; and the flame continues till nearly the whole of the coal be consumed. It burns away more... | |
 | Samuel Frederick Gray - 1830 - عدد الصفحات: 480
...Staffordshire coal to be of the same species; and the Edinburgh as intermediate between it and splint-coal. It readily catches fire, and burns with a clear yellow flame, giving out much heat; and the flame continues till nearly the whole of the coal be consumed. It burns away more... | |
 | Thomas Thomson - 1831 - عدد الصفحات: 954
...equally hard with caking coal, and very easily frangible — fragments rectangular — very brittle — specific gravity 1-265. When exposed to heat, it readily...catches fire, and burns with a clear yellow flame, and giving out a great deal of heat 5. Cannel coal is so called, because it burns like a candle cannei.... | |
 | 1835 - عدد الصفحات: 826
...Staffordshire coat to be of the same species ; and the Edinburgh as intermediate between it and, splint coal. It readily catches fire, and burns with a clear yellow flame, giving out much I heat ; and the flame continues till nearly the whole of the coal be consumed. ' It burns away... | |
 | Luke Hebert - 1835 - عدد الصفحات: 816
...caking coal. A large body of splint coal makes a strong and lastmg fire. Cherry coal, or soft coal, readily catches fire, and burns with a clear yellow flame, giving out much heat, and the flame continues till nearly the whole coal is consumed. It burns away more rapidly... | |
 | Thomas Thomson - 1836 - عدد الصفحات: 764
...the whole. The fragments are rectangular, and approach the cubic form. The specific gravity is 1.265. When exposed to heat it readily catches fire, and...clear yellow flame, giving out a great deal of heat. It burns away much faster than either caking or splint coal. When burnt it leaves about ten per cent,... | |
 | Thomas Tredgold - 1836 - عدد الصفحات: 418
...coal : the fragments are rectangular, and, according to Dr. Thomson, its specific gravity is 1-265. It readily catches fire, and burns with a clear yellow flame, giving out much heat : and the flame continues till nearly the whole of the coal be consumed. It burns away more... | |
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It readily catches fire, and burns with a clear yellow flame, giving out much heat; and the flame continues till nearly the whole of the coal be consumed. It burns away more rapidly than either caking or splint coal, and leaves a white ash. 