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scientific secrets-第10章

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oz。 vial of a strong solution of each ingredient be prepared; a lacker of 
any tint can be prepared at any time as by changing varnish。

106。 DEMAR VARNISH
This is a fine clear varnish; being harder and less coloured than mastic; 
while it is as soluble; and may be had at one…tenth the price。 Put 6 oz。 
of gum demar in a bottle with 10 ozs。 of spirits of turpentine; and put 
into another bottle 6 ozs。 of gum demar; with 16 ozs。 alcohol; when they 
are dissolved put them together; and you have an excellent cheap varnish 
which dries quickly and is very clear。

107。 COPAL VARNISH
Take 1 oz。 of copal; and 1/2 oz。 of shellac; powder them well and put them 
into a bottle or jar containing 1 quart of spirits of wine; place the 
mixture in a warm place and shake it occasionally; till you see that the 
gums are completely dissolved; and when strained the varnish is fit for 
use。

                          108。 WHITE HARD VARNISH
Take 1 lb。 of mastic; 4 oz。 of gum anima; and 5 lbs。 of gum sandrack; put 
them all together to dissolve; into a vessel containing 2 oz。 of rectified 
spirits of wine; which should be kept in a warm place and frequently 
shaken till all the gums are quite dissolved; then strain the mixture 
through a lawn sieve; and it will be fit for use。







                           109。 CRYSTAL VARNISH
Procure a bottle of Canada balsam; which can be had at any druggist's; 
draw out he cork and set the bottle of balsam at a little distance from 
the fire; turning it round several times; until the heat has thinned it; 
then have something that will hold as much as double the quantity of 
balsam; carry the balsam from the fire; and; while fluid mix it with the 
same quantity of good turpentine; and shake them together until they are 
well incorporated。 In a few days the varnish is fit for use; particularly 
if it is poured into a half gallon glass or stone bottle; and kept in a 
gentle warmth。 This varnish is used for maps; prints; charts; drawings; 
paper; ornaments; &c。

               110。 BLACK VARNISH FOR OLD STRAW OR CHIP HATS
Take a 1/2 oz。 of the best black sealing wax; pound it well; and put it 
into a 4 oz。 vial; containing 2 ozs。 of rectified spirits of wine; place 
it in a sand…bath or near a moderate fire till the wax is dissolved; then 
lay it on warm; with a fine soft hairbrush; before a fire or in the sun。 
It gives a good stiffness to old straw hats; and a beautiful gloss equal 
to new。 It likewise resists wet。

                       111。 VARNISH FOR VIOLINS &c。
Take 1 gallon of rectified spirits of wine; 12 ozs。 of mastic; and 1 pint 
of turpentine varnish; put them altogether in a tin can; and keep it in a 
very warm place; shaking it occasionally till it is perfectly dissolved; 
then strain it; and it is fit for use。 If you find it necessary; you may 
dilute it with turpentine varnish。 This varnish is also very useful for 
furniture of plumtree; mahogany; or rosewood。

                          112。 TURPENTINE VARNISH
Take 5 lbs。 of clear good resin; pound it well; and put it into 1 gallon 
of oil of turpentine; boil the mixture over a stove till the resin is 
perfectly dissolved; and when cool; it will be fit for use。

              113。 IRON WORK BLACK OR BLACK VARNISH FOR IRON
Put 48 lbs。 asphaltum into an iron pot; and boil for four hours; during 
the first two hours; introduce 7 lbs。 litharge; 3 lbs。 dried copperas; and 
10 gallons boiled oil; add 1/8 lb。 run of dark gum; with 2 gallons hot 
oil; after pouring the oil and gum; continue the boiling two hours; or 
until it will roll into hard pills like Japan; when cool; thin it off with 
three gallons of turpentine; or until it is of proper consistence。 This 
varnish is intended principally for the iron work of coaches and other 
carriages。

                          114 VARNISH FOR HARNESS
Take 1/2 lb。 of india rubber; 1 gallon of spirits of turpentine; dissolve 
enough to make it into a jelly by keeping it almost new milk warm; then 
take equal quantities of good linseed oil; (in a hot state;) and the above 
mixture; incorporate them well on a slow fire; and it is fit for use。




                115。 QUICK DRYING HARNESS BLACKING VARNISH
Break 1/2 cake (which is about 1 ounce) of white wax into an earthen pan; 
and just cover it with oil of turpentine; place a board over the pan to 
keep out the air; let it stand for 24 hours or until formed into a paste; 
then in another pan; mix 1 lb。 of best ivory black with neatsfoot oil; 
until it assumes a thick consistency; then mix the contents of both pans 
together。 It may be reduced with spirits of turpentine。 Bottle; and it is 
fit for use。

                          116。 OIL PASTE BLACKING
Take oil vitriol; 2 ozs。; tanners oil; 5 ozs。; ivory black; 2 lbs。; 
molasses; 5 ozs; mix the oil and vitriol together; let it stand a day; 
then add the ivory black; the molasses; and the white of an egg; mix well; 
and it is ready for use。

                   117 WATER PROOF OIL OR PASTE BLACKING
Take 1 pint of camphene; and put into it all the india rubber it will 
dissolve; 1 pint currier's oil; 7 lbs。 tallow; and 2 ozs。 of lampblack; 
mix thoroughly by heat。 This is a nice thing for old harness and carriage 
tops; as well as for boots and shoes。

                     118 BEST VARNISH BLACKING EXTANT
Take of alcohol; 1 gallon; white turpentine; 1 1/2 lbs。; gum shellac 1 1/2 
lbs。; venice turpentine; 1 gill; let these stand in a jug in the sun; or 
by a stove; until the gums are dissolved; then add sweet oil; 1 gill; 
lampblack; 2 oz。; and you have a varnish that will not crack when the 
harness is twisted like the old shellac varnish。 It is good also for boots 
and shoes; looking well; and turns water。

119。 ASPHALTUM OR WALNUT STAIN
Take of asphaltum; 2 lbs。; boiled linseed oil; 1/2 pint; spirits of 
turpentine; 1 gallon; mix the two first in an iron pot; boil slowly until 
the asphaltum is melted; then take it some distance from the fire; cool a 
little; and add the turpentine (avoiding ignition) before it cools too 
much; and it is finished。

                       120。 POLISH FOR OLD FURNITURE
Take 1 pint best spirits of wine; 1 pint raw linseed oil; 1 pint spirits 
of turpentine; mix all three together; and shake well before use。 Apply 
with a rubber of cotton wool covered with a piece of clean old white 
cotton cloth。 Apply slightly and you will be astonished at the effect。 Old 
furniture that is scratched; soiled; or stained; if the wood is not torn 
up; being polished with this; has the appearance of new。

                  121。 OIL TO MAKE THE HAIR GROW AND CURL
Take of olive oil 1/2 a pint; oils of rosemary and origanum; of each 1/8 
of an oz。 Mix well and apply rather freely。

                          122。 BEST SHAVING SOAP
Take 4 1/2 lbs。 white bar soap; 1 quart rain water; 1 gill of beef's gall; 
and 1 gill spirits of turpentine; cut the soap thin; and boil five 
minutes; stir while boiling; and colour with 1/2 oz。 of vermillion; scent 
with oil of rose or almonds。 10 cents worth will positively make 6 worth 
of soap。









                   123。 NEW 
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