. The world's commercial products [microform] : a descriptive account of the economic plants of the world and of their commercial uses. Plant products; Produits naturels; Produits végétaux; Natural products; Botanique agricole; Botany, Economic. Gums and Resins :U9 t- nt wlm h till , mm in \.w licni which " frcsii " is lollcctcd to a small ixtciit. Oiij Kl >1N- Turpcntincs. liy â¢â tnriicntiiir " i- n-nallv innl' r-tn^jl ni tin- lomitiv thr ciilnnr- licinid usod fni- many donu>tir j)nr|,. Th:~ )) t h iimiv callrd
. The world's commercial products [microform] : a descriptive account of the economic plants of the world and of their commercial uses. Plant products; Produits naturels; Produits végétaux; Natural products; Botanique agricole; Botany, Economic. Gums and Resins :U9 t- nt wlm h till , mm in \.w licni which " frcsii " is lollcctcd to a small ixtciit. Oiij Kl >1N- Turpcntincs. liy â¢â tnriicntiiir " i- n-nallv innl' r-tn^jl ni tin- lomitiv thr ciilnnr- licinid usod fni- many donu>tir j)nr|,. Th:~ )) t h iimiv callrd â¢â¢oil of tiii-p rhjclly nhtaiucd limn I'liius tinslruli\ in ihc I'liitcd States. Piniis pinaster (mariliind) m \W (.ipmdr district cf iiaii.,. and /Vn;(\ .svAvs/>-;\ in Un-ia. In the I'liitrd States pri'iiaratidns tnr thr n| â â fn |i(ntiiir "" an- m winter. Thri'e pocket-like cavities, each cajKLble of lioldin;; alioMt a i|;..irl. aw cut m the trees at ,1 distance of 6 to 12 inches al)o\c the ;,'idinul. The â â tin i>entiiie " ujuch r\ude> from inrisions periodically made in the tree accmniilates in these civitio. ,ind is ladled out from time to time by the collectf)rs. Some of the tuipeiitiii:' drie> on the trees : this is scrajied oil and forms tiie material known in com- merce as â â common frank- ; The '" tnrpeiitine"' is then transported to central factories for distillation, the distillate being "oil of turpentine " and tile resi- due "common rosin" or 'â C()lf); TANS AND DYES TlIK o|)eration of "tamiing" <'onsists in the conversion of hides and skins into leather. This change is effected by the use of ciTtain \'egetable products called tanning- materials, which contain a peculiar com]ioiind known as tiinnin. liaxing the pro])- ertv of combining with the substance of hide and skin forming leather, thereby con- verting a which read
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotanyeconomic, booky
