Scientific American Supplement, No. 360, November 25, 1882
The book Scientific American Supplement, No. 360, November 25, 1882 was written by author Various Here you can read free online of Scientific American Supplement, No. 360, November 25, 1882 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Scientific American Supplement, No. 360, November 25, 1882 a good or bad book?
What reading level is Scientific American Supplement, No. 360, November 25, 1882 book?
To quickly assess the difficulty of the text, read a short excerpt:
0. 031 " Lime. 0. 012 " Soda. 0. 047 " Magnesia. 0. 016 " Sulphuric acid. 0. 007 " Oxide of iron. Traces. Chlorine and silica. 0. 212 " * * * * * SCHREIBER'S APPARATUS FOR REVIVIFYING BONE-BLACK. We give opposite illustrations of Schreiber's apparatus for revivifyingbone-black or animal charcoal. The object of revivification is to renderthe black fit to be used again after it has lost its decolorizingproperties through service--that is to say, to free its pores from theabsorbed salts and insolu...ble compounds that have formed thereinduring the operation of sugar refining. There are two methodsemployed--fermentation and washing. At present the tendency is toabandon the former in order to proceed with as small a stock of black aspossible, and to adopt the method of washing with water and acid in arotary washer. Figs. 1 and 2 represent a plan and elevation of a bone-black room, containing light filters, A, arranged in a circle around wells, B. Theselatter have the form of a prism with trapezoidal base, whose small sidesend at the same point, d, and the large ones at the filter.
You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
User Reviews: