Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 803
Blasting gelatine contains a verylarge percentage of nitro-glycerine (93-95 per cent.), and has the appear-ance of stiff jelly of a pale yellow colour. It may be of interest to rernarkthat this second class of dynamites admits of well-defined sub-divisionsaccording to the nature of the absorbent,… … Fig. 340.— View on the Tyne. MINERAL COMBUSTIBLES. CERTAIN mineral combustibles may fairly claim attention in a wot-treating of the discoveries of the nineteenth century, not because thesftbodies have been known and used only in recent times, but for other rea.sons. The true nature of coal—that…
Inventions
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