The Commercial Dictionary of Trade Products: T (väriin liittyvät sanat)

The Commercial Dictionary of Trade Products, Manufacturing and Technical Terms: with a Definition of the Moneys, Weights, and Measures, of All Countries, Reduced to the British Standard.

By P. L. Simmonds, F.R.G.S., F.S.S., author of "The Commercial Products of the Vegetable Kingdom," "Waste products and Undeveloped Substances," "The Curiosities of Food," etc., etc.

A New Edition, Revised and Enlarged.

London: George Routledge and Sons, the Broadway, Ludgate;
New York: 416, Broome Street.
1872.


Talc,
a beautiful and useful mineral found in India, which readily splits into transparent elastic flakes. It consists of silica and magnesia and a small proportion of lime: combined with alkaline salt it is fusible, and forms a greenish-yellow glass. The Chnese make splendid lanterns, shades, and ornaments of it; they also use it, when calcined, in medicine. Powdered it makes a silver sand for writing.

Tan, Tanners'-ooze,
spent or waste oak or other bark, exhausted of the tanning principle, by being steeped in water. When dry it is sold to gardeners for procuding artificial heat, by fermentation, in pits or beds, and in bark stoves.

Tanner's-bark,
oak and other barks containing tannin, used for forming a speet for the conversion of skins into leather. The foreign barks imported for the use of tanners and dyers, averaged in the three years ending with 1856, 19,500 tons a-year. The spent bark is sold to lead manufacturers, to be used in the process of making white-lead.

Tannin,
an astringent vegetable principle met with in several barks and other parts of plabnts, but especially concentrated in nut-galls.

Tanning-substabces,
oack and larch bark, vallonia, sumach, divi-divi, gambier, cutch, and other astringent matters containing tannin.

Tartar, cream of,
pure bitartrate of potash; purified argol, the concretion which forms on the inside of wine casks.

Tartaric-acid,
the acid obtained from the acidulous salt of tartar or argol, occuring in powder of crystals. It is commonly vended for the same purposes as citric acid, and is largely used for making effervescing powders, and as a discharge in calico-printing.

Teinturier,
(French), a dyer.

Terra-Japonica,
an old trade misnomer, still retained, for gambier, and inspissated vegetable juice, obtained from the Ungaria Gambir of Roxburgh. The imports of Terra Japonica, in 1856, were 6847 tons. See Gambier.

Turkey-red,
a valuable dye prepared from madder.

Turmeric,
a name for the rubers of the Curcuma longa, which are bitter and aromatic, and largely used in the East as an ingredient in curries. Turmeric is imported into this country as a dye-stuff, and used to colour butter. The colouring matter of the dried root is bright yellow. White paper, dyed by an alcoholic turmeric, is a very sensitive test for alkalies.

Tyrian-purple,
a beautiful animal dye, formerly obtained from certain molluscs, species of Murex and Purpura.



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Tamarisk galls,
small wrinkled galls formed on Tamarisk Furas, &c. which enter into commerce for the tannin they contain.

Tanekaha bark,
the bark of Phyllocladus trichomoides, which is used for tanning in New Zealand.

Tanghadi,
a name for Cassia auriculata, the bark of which is used tanning in India.

Tannic acid,
the principle of astringency in vegetable substances which converts raw hides into leather. See Tannin in Dictionary.

Tawai-bark,
the bark of Weinmannia racemosa, used for tanning in New Zealand.

Teesoo,
a yellow dye obtained in India from the flowers of Butea frondosa.

Thitnee,
a beautiful red dye-wood from Burmah.

Thitsee,
the varnish tree of Burmah, Melanorrhoea uritatissima.

Tormentil,
the Potentilla Tormentilla, the root of which is used in medicine as a powerful astringent and tonic. In the Orkneys it is employed for tanning,a nd in Lapland for dyeing red.

Trokne,
a name in Egypt for privet-berries used for colouring wine.

Turnsole,
a dye obtained from Chrozophora tinctoria, a native of the South of Europe; a stiff paste, in squares of a blue colour, the concentrated dye of lichens, thickened with chalk, &c.