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be able to distinguish between wood-wool and hair-stuffing. It has been further ascertained that this wool can be spun and woven. The finest gives a thread similar to that of hemp, and quite as strong. When spun, woven, and combed, a cloth is produced which has been used for carpets, horse-cloths, &c.; while, mixed with a canvas warp, it will serve for quilts, instead of being employed in the form of wadding. In the preparation of this wool, an etherised oil is formed, of an agreeable odour, and green in colour, but which an exposure to the light changes to a yellowish-orange tint, and which resumes its original colour on the light being again excluded. Under the rectifying process, it becomes colourless as water, and is found to differ from the essence of turpentine extracted from the stem of the same tree. Its employment has proved most salutary in gouty and rheumatic affections, and when applied to wounds as a balsam; as also in certain cases of worm disease and cutaneous tumours. In the rectified state, it has been successfully used in the preparation of lacs for the best kinds of varnish; in lamps it burns as well as olive-oil; and it dissolves caoutchouc completely and speedily. Already the perfumers of Paris make large use of this pine-oil. With respect to the baths: it having been discovered that a beneficial result attended the external application of the liquor left after the coction of the leaves, a bathing establishment was added to the factory. This liquor is of a greenish-brown tint; and, according to the process, is either gelatinous and balsamic, or acid; formic acid having been produced in the latter case. When an increase in the efficacy of the baths is desired, a quantity of extract obtained by the distillation of the etherised oil above mentioned, which also contains formic acid, is poured into the liquor. Besides which, the liquid itself is thickened by concentration, and sent out in sealed jars to those who wish to have baths at home, thus constituting a profitable article of trade. We understand that these baths have been in operation for nine years, with a continual increase of reputation and number of visitors. That the facts are not exaggerated, would appear from medals having been awarded to M. Weiss, the proprietor and manager, by societies in Berlin and Altenburg, for the extraordinary results produced. As likely to lead to a new development of industry, the processes are especial
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