As greases and tallow often contain impurities a preliminary treatment with sulfuric acid is necessary.
In the case of fats or greases containing more than 0.
If he runs a thorn or, as he calls it, a bush into his hand, he oils or greases the extracted thorn.
Every day she greases her digging-sticks and never lets them out of her sight; at night she sleeps with them close to her head.
Then, again, the selection of material is based on the style of finish required, a dull finish necessitating heavy fats and greases which would be quite unsuitable for bright leathers, and particularly for those of the chrome-tannage.
These pomatums and oils, together with the French pomades and huiles already described, constitute the foundation of the preparations of all the best hair greases sold by perfumers.
The undermentioned greases have obtained great popularity, mainly because their perfume is lasting and flowery.
Melt the solid greases and oils together by a water-bath, then add the ottos.
When you travel by train you see the railway-porter running up and down the platform with a box of yellow grease with which he greases the wheels.
The engine-driver does not want that steam-force to be converted into heat, because every degree of heat produced means diminished speed of his train; and so the porter greases the wheels.
When the carpenter saws a piece of wood hegreases the saw.
Camphere serves to make it burn in the water, as likewise all other greases do, and above all oil of brimstone, drawn by a bath, then which there is nothing more subtible or inflameable.
A large number of lubricatinggreases are made by incorporating or emulsifying animal and vegetable fats with soap and water; also by thickening mineral lubricating oils with soap.
Except in special cases, greases should not be used for quick-running journals, shafts or spindles, on account of the high frictional resistance which they offer to motion.
In the case of fats and greases whose melting points are not much above the temperature of surrounding objects it generally happens that the lubricating films are so warmed by friction that they actually melt and act as oils.
Large quantities of these greases are used with very good results for the lubrication of railway waggon axles, and some of them are excellent lubricants for the bearings of slow moving machinery.
The alum had its own tanning action and the dichromate was reduced to chromic salts by the organic matter of the skin itself and by the greases employed in dressing.
Stearin, paraffin wax, ceresin wax, wool fat, sod oil and mineral oil are the greases employed.
Some manufacturers of japans do not dislike the use of mineral oil, but strongly object to cod oil, tallow or other stuffing greases as tending to cause the varnish to strip or peel.
Another consequence is that (even when well filled with greases in finishing) chrome leather tends to be "woolly" on the flesh side or at cut edges.
The recovered and purified greases are often of a high standard of purity, and the best are quite fit for edible purposes.
These, though yielding less protein, yield also, however, the valuable animal greases (Part V.
Degras, wool fat and vaseline are greases used, and the drying and stretching finished off at 120 deg.
Tallow is never used at points where it will be exposed to much heat, though it is often employed as a filler for greases used in transmission gearing of autos.
It mixes readily with oils and greases and increases their efficiency in many applications.
The viscosity will vary from light spindle or dynamo oils, which have but little more body than kerosene, to the heaviest greases and tallows.
Graphite is sometimes mixed with oil and applied to cylinder lubrication, though it is most often used in connection with greases in the landing gear parts and for coating wires and cables of the airplane.
The application of greases and insecticidal liquids by hand is fairly effective and practicable in cases in which there are only a few animals to be treated.
Oils or greasesshould not be used in very warm or very cold weather.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "greases" in a variety of sentences. We hope that you will now be able to make sentences using this word.
