Industrial Accidents and Hygiene Series Volume 10-16 (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. 1917 Excerpt: ...comes from the stoppage of a pipe followed by bursting and the pouring out of the acid. Some of the worst cases of lung congestion, or edema, on our lists have followed accidents of this sort. If it takes place out of doors the danger is not so great. At the time of a visit to 1 Sec page 14. a guncotton plant an accident of this sort occurred. The supply pipe from the acid tank broke, and though the fumes that rose formed a dense orange cloud that quite hid the tank and pipe and spread every moment farther over the yard, the workmen, by keeping carefully to the windward of it, were able to drag a hose near enough to deluge the spilled acid and make it possible for a pipe fitter to get where he could stop the flow. Inside a building such an accident usually results in at least one serious case of poisoning. SULPHURIC ACID FUMES (SULPHUR DIOXIDE). The fumes from sulphuric acid that are to be dreaded are sulphur dioxide, given off in large quantities at a certain stage in the production of sulphuric acid and also at one stage in the production of phenol. The ordinary fumes from roasting sulphur flowers or iron pyrites consist of the trioxide, and are irritating but not dangerous, as is the dioxide. Lehmann and Ogata1 showed that S02 has serious effects on a person unaccustomed to it if it is present in even as small quantity as 3 or 4 parts to 100,000 parts of air. It causes inflammation of the bronchioles, bloody expectoration, congestion and inflammation of the lungs. Three cases of poisoning from the fumes in making sulphuric acid were found in the records of a hospital not far from one of these plants. The men had been sent in " choked up " and had then developed acute bronchitis, necessitating a stay in the hospital of five to seven days. They a...