Vulcanite is also used for extensive restorations of the jaws after surgical operations or loss by disease, and in the majority of instances wholly corrects the deformity.
For a time vulcanite almost supplanted gold and silver as a base for artificial denture, and developed a generation of practitioners deficient in that high degree of skill necessary to the construction of dentures upon metallic bases.
Though the cheapness and simplicity of the vulcanite base has led to its abuse in incompetent hands, it has on the whole been productive of much benefit.
For the mechanical correction of palatal defects causing imperfection of deglutition and speech, which comes distinctly within the province of the prosthetic dentist, the vulcanite base produces the best-known apparatus.
A number of brass conical plugs with insulating handles of vulcanite are provided, which can be inserted between any two successive junction pieces, as between T and a, or a and b.
A frictional electrical machine consists of a vulcanite or glass disc or cylinder, which is made to revolve between cushions or rubbers of leather or silk.
The higher rate of speed, which not only cuts faster, but, in the case of the vulcanite emery wheel, prolongs the life of the wheel, is concededly safe with the vulcanite wheel.
The vulcanite emery wheels made by the New York Belting and Packing Company have especial advantages for this kind of work.
He opened the door and found the captive still lying upon the vulcanite couch, his face still working like the face of a mechanical toy, and in a deep swoon.
He poured out a four-finger peg and sat down in the arm-chair which stood by the vulcanite table which controlled the vast and complicated apparatus of the thought spectrum.
The head is rigid in the vulcanite depression which encloses the neck, and there is no resistance at all.
At the side of this thick pad was a collar-shaped circlet of vulcanite clamped between two arms of aluminium, which moved in any direction upon ball-pivots.
Upon the side were various electric switches, and from the centre of the box a thick silk-covered wire terminated in a gleaming apparatus of vulcanite and steel which the operator held in his hand.
The way in which the couch is insulated, the vulcanite collar, the rubber pillow, all lead to the same conclusion.
After some five minutes, Proctor switched off the motor and began to screw a larger and differently-shaped vulcanite instrument to the end of the hand apparatus.
The yellow radiance of the electric light poured down upon the gleaming mahogany, brass, vulcanite and steel.
By the side of it was a circular table with a vulcanite top, covered with switch-handles and controlling mechanism.
A wooden or vulcanite stock with a small clean-cut file pattern so as to give a non-slip hold is good.
With the aid of the dentist a plate of vulcanite or gold is fitted to the teeth and kept in position by suction.
The operation consists in introducing through the glottis, by means of a specially constructed guide, a small metal or vulcanite tube furnished with a shoulder which rests against the false vocal cords.
For this method, in addition to the Politzer's bag and the auscultating tube, a silver or vulcanite Eustachian catheter is required.
It consisted of a short vulcanite handle, from which extended two flat steel supports, terminating in vulcanite ear-plates.
If insufficient blood flowed from the scarification, Thomas's Dry Cupper, a widely available vulcanite syringe, could be inserted into the vagina to cup the cervix before puncturing.
Glass breast cup with protuberance for holding milk attached to a vulcanite pump.
The tubes recommended by O’Dwyer are of gilded bronze, but other materials such as vulcanite or hard rubber are sometimes used.
This instrument consists of a vulcanite cup into which is secured a steel S-shaped rod terminating below in a loop.
Into the formerly obstructed nostril is introduced a Meyer’s vulcanite hollow splint (Fig.
At its end is a vulcanite pointed nozzle which accurately fits into the wider extremity of the catheter.
The vulcanite obturator is better for establishing the canal; if removed too soon it may be difficult to replace it, and manipulation may set up severe neuralgia.
As the stream issues from the nose it is received in a black vulcanite tray, which readily demonstrates the colour, quality, and quantity of antral secretion (Fig.
If the charged vulcanite rod is brought near the electroscope, the leaves separate further That is, a charge like that on the electroscope makes the leaves separate further.
Bring a charged vulcanite rod near shell "A" while the shells are touching each other.
Let a vulcanite rod be electrified by rubbing with a woolen cloth until it will attract light objects; then place it in a wire stirrup suspended by a silk thread.
If a second vulcanite rod is similarly electrified and brought near the first, the two will be found to repel.
The two chargedvulcanite rods repelling and the charged glass and vulcanite attracting indicate the law of electric action.
The electrical charge upon glass when rubbed with silk or wool is called positive, and that upon hard rubber or vulcanite when rubbed with wool is called negative.
This is accomplished by means of a thermostatic bar made of plates of brass andvulcanite fastened together.
Substances which are not metals, such as vulcanite and porcelain, are sometimes used to replace steel, as the substance of low co-efficient of expansion.
The vulcanite electrophorus shown in our first engraving consists of a plate of vulcanite about one-third of an inch in thickness; one or more small pieces of tin foil about the size of a playing card are pasted on one side of the plate.
A vulcanite or other strip is easily affected by differences of temperature, expanding and contracting by reason of the minutest changes.
This screw engages with a second and similar screw which is so arranged as to move the strip of vulcanite up or down.
This causes the vulcanite strip to press more or less upon the carbon button, and thus produces the desired change in the resistance of the circuit.
The pelts are then rinsed in tepid water and "scudded" on the grain with a slate or vulcanite tool, shaped somewhat like a dehairing knife.
Scudding" is the technical name of an operation performed on hides and skins with a special tool, known as the scudding knife, which consists of a convex piece of slate or vulcanite fitted into a wooden or steel handle (Fig.
Now, if for instance a plate of vulcanite is interposed, it cuts off and absorbs a part of the radiant heat emitted by D, and thus a fall is produced in the thermometer reading.
Vulcanite is not only expensive and brittle, but has other disadvantages; common iron pipes, coated internally with cement or asphalt or glazed internally, with all unions and joints cemented, have been used with more or less success.
The water flows from the large cisterns into a smaller cistern, from which it is distributed by means of an electric pump through vulcanite or lead pipes to the various tanks.
Solid Emery Vulcanite Wheels--The Solid Original Emery Wheel--other kinds imitations and inferior.
To speak through a taxi tube one must hold up the mouthpiece, and that mouthpiece is usually made of vulcanite or some similar substance.
Cut vulcanite is cool and smooth, but moulded vulcanite is liable to be rough to the lips and should be avoided.
Vulcanite mouthpieces are usually sold already finished direct to the pipe makers.
It is then water-proofed withvulcanite water-proofing and gravel.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "vulcanite" in a variety of sentences. We hope that you will now be able to make sentences using this word.
