Manual of Explosives; A Brief Guide for the Use of Miners and Quarrymen (Paperback)

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. 1900 edition. Excerpt: ...used was not large, or where, after the explosion, a considerable quantity of fresh air has been mi ed with the products of combustion, or where the workman has after a few breaths become giddy and is pulled away by others and sent to the surface, the effects produced are a trembling sensation, flushing of the face, succeeded sometimes by pallor, frequently nausea, sometimes vomiting, with throbbing through the temples - Human Physiology. Dr. L. Landois, vol. i., p. 28, 1891. and fulness in the head as if it would burst, followed by an intense headache characteristic of poisoning by nitrites, frequently lasting 48 hours. The heart's action is increased and the pulse full and round, though somewhat compressible. Where, however, a man goes into the tunnel immediately after the explosion, and is brought in contact with a large percentage of the poisonous materials, the effects are giddiness immediately followed by unconsciousness, and the patient presents the usual appearance of asphyxia. Sometimes in these cases the pulse is full and bounding, though very compressible; but in most cases it is alarmingly weak. Generally there is great pallor. The comatose condition soon passes away, and is succeeded by drowsiness, languor, cold perspiration, intermittent pulse, and generally nausea and vomiting. Sometimes the breathing is spasmodic, and frequently there is hiccough, and after a time a severe headache. Nearly all of these cases no matter how serious they seem at the time, recover, though a substitute during my absence was on one occasion so unfortunate as to lose two cases. Death in these cases occurred several hours after the patients were removed from the tunnel, and was due to paralysis of respiration "In the chronic cases there are four...