The Philosophical Magazine; Comprehending the Various Branches of Science, the Liberal and Fine Arts, Geology, Agriculture, Manufactures and Commerce

The Philosophical Magazine; Comprehending the Various Branches of Science, the Liberal and Fine Arts, Geology, Agriculture, Manufactures and Commerce

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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. 1800 edition. Excerpt: ... germ mould be injured; it must not even be dry when fowiij because the lime would detach itself, and injure the fower.. " In regard to weevils, one of my neighbours has entirely cleared his house of them by a very easy process. Inr the month of June; his granaries and barns being entirely empty; he caused a number of large ant-hills to be collected in bags, and dispersed them throughout the places insested by these insects. The ants immediately attacked the weevils and devoured them entirely; fo that not one of them Was to be seen. Since that period none of these destructive insects have appeared on his premises. " The third secret is very simple: it consists in washing the srnutty wheat in pure water till it no longer becomes black; it must then bes immersed in boiling water and dried, fo that it can be ground. By this process as good bread may be obtained as that made from wheat which is free from smut." CHEMISTRY. Mr. Klaproth, of Berlin, having lately analysed honey Jlone, has found that she alumine contained in it is united to an acid, the radical of which is the fame as that olthe vegetable acids, but with disserent proportions of the carbon and hydrogen. The vegetable alkali has been found in different minerals. This new fact cannot therefore fail to prove interesting, and may lead to fome usesul facts respecting the connection be.j ivveen the vegetable and mineral kingdoms. rift a THE PHILOSOPHICAL MAGAZINE. DECEMBER 1800. I. A short View of the new Eleclrit Experiments performed by Dr. Van Marum., 1 HE experiments which form the subject of this articl. Were performed with the large machine in the leylerian mufaeum at Haarlem, partly undertaken at the request of other philofophers, and described in his last work on electricity..show more

Product details

  • Paperback | 132 pages
  • 189 x 246 x 7mm | 249g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 123667992X
  • 9781236679925