By adding sodium phosphate to an excess of chromealum the violet phosphate, CrPO4.
All gears are made of chrome vanadium steel, heat-treated.
In both piston types a large diameter, heat treated, Chrome nickel steel wrist-pin is provided, assembled in such a way as to assist the circular rib between the wrist-pin bosses to keep the piston from being distorted from the explosions.
With regard to materials, nothing but steel is used throughout, and most of the metal is forged chrome nickel steel.
The caps are held on by two 1/2"-20 thread Chromenickel through bolts.
This housing is split horizontally, the upper half carrying the chrome vanadium steel rocker levers.
Crank-shaft is made of chrome nickel steel, machined all over, and cut from solid billet, and is accurately balanced through the medium of balance weights being forged integral with crank.
The crank-shaft is machined from the highest grade chrome nickel steel, heat treated in order to obtain the best properties of this material.
Cylinders are bolted to crank-case with chrome nickel steel studs and nuts which securely lock cylinder to upper half of crank-case.
These valves are operated by overhead one piece cam-shaft in connection with short Chrome nickel rocker arms.
The propeller shaft is carried on two large annular ball bearings driven from the crank-shaft by hardened chrome nickel steel spur gears.
The piston pin is made of chrome nickel steel, bored hollow and hardened.
The connecting rods are tubular and machined fromchrome vanadium steel forgings.
The connecting rods are very light, being of the I beam type, milled from a solid Chrome nickel die forging.
Any desired color can be used, such as Prussian blue, chrome green, yellow, vermilion, etc.
Yellow ochre stirred in makes yellow wash, but chrome goes further, and makes a color generally esteemed prettier.
In some plants ponies and rabbits are tanned with chrome; and when the skins are to be dyed by means of certain coal tar dyes, they have to receive a chrome tannage.
Chrome may be combined with copper, and iron may be combined with copper, but chrome and iron do not go together as mordants.
Black on Sheared Muskrat The skins are killed with soda, soured, and washed, then chrome mordanted for 6 hours.
Some illustrations of combined tannages are the following: Alum-chrome tan.
Chrome Tan By using chrome alum instead of ordinary alum, together with salt, skins can be tanned, but the leather formed is not altogether satisfactory.
Any of the one-bath chrome, or after-chrome colors may be used for this method.
Dilute acids and alkalies cause collagen to swell; concentrated acids, vegetable tanning materials, basicchrome or iron salts cause it to shrink.
The procedure is therefore first to treat the skins with a chrome solution which forms only small quantities of the basic salt.
The basic principle here is the same as in the alum tan, depending on the formation of soluble basic chromesulphates in the solution of a neutral sulphate.
A third process of making a one-bath liquor combines the use of bichromate of potash and chrome alum, which, when dissolved, is converted into a basic chrome salt by means of a reducing agent.
After chroming them, neutralisation of the acid chrome salts is effected with borax, and the leather is ready for dressing.
The only poisonous acid used in one of the many chrome processes is chromic acid, but this is converted into the oxide of chromium in a second bath and is, therefore, made quite innocuous.
In this way an insoluble tannate of chrome is produced, but, on boiling and agitating, it changes to a greenish brown colour and forms a sulphotannate of chrome.
To induce thorough penetration, the dressing liquid may be applied to the leather at a fairly high temperature, as chrome leather is unaffected by heat which would destroy the fibres of ordinary vegetable-tanned leather.
In skilled hands, it is also under better control than the one-bath process, while it is absolutely necessary for the popular pale bluish-grey tint of chrome leather tennis soles.
Patents were taken out in Austria in the early part of 1914 for the use of iron salts in tanning, while a patent of more recent date covers the use of iron salts in combination with chrome salts.
It is well adapted for the dyeing of dark colours or black with mineral strikers, such as chrome and iron salts; but its chief use is for tanning fishermen's nets, which it renders waterproof.
Although chrome leather is not materially affected by boiling water in contradistinction to vegetable-tanned leather, which cannot be treated with water above 60 deg.
The majority of the minerals have a more or less tanning effect on animal fibres, but the principal are basicchrome salts, formaldehyde, alum and salt.
Chrome leather is difficult to pare, and to work, as it does not become soft when wet, like vegetable-tanned leather.
The difference between chrome alum and alum crystals is principally that chrome alum has twice the strength of alum crystals, being a double salt, instead of the commercial alum usually sold.
What is the difference between chrome alum and alum crystals.
Both chrome alum and alum crystals are used for the same purpose in photography, for clearing and hardening the film of the negative.
One quarter of a pound of chrome yellow, one quarter of a pound of gum senegal, two pounds of whiting.
Take light chrome yellow (as there are two sorts), mix with water, as before: with the same process you will have a yellow moss.
Chrome yellow and Prussian blue, with any of the browns.
Notably so is chrome yellow, which, by the way, is a pretty foundation for glazing with carmine.
Some of the designs may be executed in orange, glazed with carmine and high lighted with chrome yellow.
Bird's-Egg Blue--Add ultramarine blue to white until a tolerably intense blue is reached; then give a dash of light chrome green.
Some lights of medium chrome yellow are next thrown in, and the high lights following are but a shade or two removed from white.
To illustrate: By adding white to chrome yellow, the yellow is reduced along down through the long lists of tints until it reaches white.
Dissolve the chrome in warm water in an earthen vessel; dip the rags in vinegar and water, then in the chrome dye, and hang in the sun to dry.
Mix a wash of whiting, water and glue, and color it with two pounds of chrome yellow.
This precaution should always be taken before using chrome yellow or green, as the previous use of lime injures the color of the chrome.
Lamp-black and Spanish brown together, produce a reddish stone color, yellow ochre, a yellow wash, but chrome goes further and makes a brighter color.
All the colors named above are also used in marbling, with a few additional ones such as Indian reds, Prussian blue, chrome yellows.
The colors vary very much in various specimens of agate, some being rather light and others very dark, so the student has a good range to choose from, from crimson lake, prussian blue and chrome yellow or ochre.
Celestine Blue and Chrome Blue dye purplish blue and bright blue respectively, and are dyed in the ordinary way upon a chromium mordant.
Gallein, Gallocyanine, and especially Chrome Violet, dye somewhat bright purple shades, and are hence frequently employed for brightening other colours, but they are only moderately fast to light.
Grind the chrome iron ore (Note 1) in an agate mortar until no grit is perceptible under the pestle.
Chrome Ochre, but is always artificially prepared for artistic use.
This tendency is peculiar to all the brown chrome oxides of whatever hue, whether hydrated or anhydrous; and indeed distinguishes more or less nearly all the compounds of chromium.
Like the chrome molybdate it would be superfluous as a pigment.
Again, with regard to compound tints, there is the danger of one colour reacting upon and injuring another, as in the case of greens obtained from chrome yellow and Prussian blue, where the former ultimately destroys the latter.
By the last process, superior and more permanent chrome greens may be produced, free from lead, by using chloride of barium or nitrate of bismuth in place of the acetate of lead.
It is a mixture more durable and more transparent than chrome greens made with chromate of lead.
Being more expensive than the chrome oxides and not better, its introduction, for use by artists, would be attended with no advantage.
Chrome Browns are produced by various methods of several hues, tints, and shades, both by wet and dry processes.
We are acquainted with another transparent chrome oxide of far greater beauty, brightness, purity, and clearness than the above.
Those parts of the surface which have not been written upon will swell up and form a relief plate, while those parts which have been written upon with the chrome ink have become insoluble in water, after exposure to light.
Emerald green is got by mixing pale chrome with a little Chinese blue, and then adding the emerald until the tint is satisfactory.
Photo-lithographic transfer paper and ink are prepared in the following manner:--The paper is treated with a solution of a hundred parts of gelatine and one part of chrome alum in 2,400 parts of water.
It is made sensitive with a bath consisting of one part of chrome alum, 14 parts of water and 4 parts of alcohol.
Ink should be made ofchrome yellow, mixed with Venice turpentine, virgin wax and varnish.
Then write or draw upon it with an ink containing chrome alum, allow it to dry exposed to light, and immerse the plate in water.
Genuine chromeyellow should not effervesce with nitric acid.
To an ordinary pot two-thirds full of lead well broken up add about a teaspoonful of chrome yellow and about half that amount of burnt sienna; some grainers prefer a very little Venetian red instead of the burnt sienna.
For green oak (a la furniture) do the same as for ordinary work, and when grained shade it over with a thin wash of chrome green or add a little black to the ground color.
For rosewood chrome yellow, red lead and a small quantity of Venetian red.
In matching very light oak chrome yellow may be substituted for ochre.
A little chrome yellow may be added for Hungarian ash.
As for the teenager's hot rod, I imagine it was loaded down with enough chrome accessories to sink a battleship.
The two VEMs reached the Cadillac and began licking off the chrome with their long, tong-like tongues.
As Dexter watched, the foremost of the two metallic monsters advanced upon the convertible and began licking the chrome off the grill with a long, tong-like tongue.
The colours most useful are ultramarine, vermilion, and chrome yellow in powder.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "chrome" in a variety of sentences. We hope that you will now be able to make sentences using this word. Other words: color; gold; iron; lead; metal; pigment; yellow
