Plants, the earth & minerals1866 |
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... Resins and Gums 19. Roots and Oils 60 20. The Palms of Ceylon 63 21. The Vegetable Year 67 22. The Atmosphere · 70 23. Meteors . 73 24. Divisions of Land 77 • 25. Tracts of Land 81 84 87 26. Collections of Water 27. Water - its Changes ...
... Resins and Gums 19. Roots and Oils 60 20. The Palms of Ceylon 63 21. The Vegetable Year 67 22. The Atmosphere · 70 23. Meteors . 73 24. Divisions of Land 77 • 25. Tracts of Land 81 84 87 26. Collections of Water 27. Water - its Changes ...
Página 46
... resins are turpentine , tar , pitch , and lac . There are also several medicinal gums and resins . Turpentine is procured from the fir tribe ; it is of great value in its power of dissolving resins , and in mixing and drying paints ...
... resins are turpentine , tar , pitch , and lac . There are also several medicinal gums and resins . Turpentine is procured from the fir tribe ; it is of great value in its power of dissolving resins , and in mixing and drying paints ...
Página 57
... Resins and Gums are obtained from tropical regions . Resins are soluble and gums are insoluble in spirits , while gums are soluble , and resins insoluble in water . Some of these secretions are of a mixed nature and are called gum- resins ...
... Resins and Gums are obtained from tropical regions . Resins are soluble and gums are insoluble in spirits , while gums are soluble , and resins insoluble in water . Some of these secretions are of a mixed nature and are called gum- resins ...
Términos y frases comunes
abundant acid Acrogens Africa alumina America Ammonite animal atmosphere bark beautiful beds belemnites bread-plants called carbon carbonic acid cells Ceylon chiefly clay climate coal cocoa cocoa-nut colour contains copper countries crystals cultivated Cyclopteris deep diamond earth employed Europe Exogens extensive feet fibre flowers fluid forests fossil fruit fusel oil garden Glyptodon gold greywacke ground grow GUTTA PERCHA heat Ichthyosaurus important India iron islands kinds land leaves Lepidodendron lime limestone maize manufacture manure medicine Megatherium metals mineral mountains naphtha native natural numerous nutrition o'er obtained ocean ornamental palm peculiar plantain plants plesiosaur produce purposes quantity resins rivers rocks roots sand sandstone seeds shells silica soft South South America species Sphenopteris spring starch stem stone strata substance sulphur sulphuric acid supply surface Teleosaurus thickness thou timber trees tropical varieties various vegetable weather wind wood yields