Workshop Receipts ...E. & F. N. Spon, 1883 |
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Página 9
... pure oxide of nickel ; and , as purity of the alloy is essential to good quality , the common commercial zinc is not sufficiently pure for forming argentan . Copper cannot well be used in the form of oxide , but grain copper or wire ...
... pure oxide of nickel ; and , as purity of the alloy is essential to good quality , the common commercial zinc is not sufficiently pure for forming argentan . Copper cannot well be used in the form of oxide , but grain copper or wire ...
Página 11
... pure cride of nickel ; and , as purity of the ay is essential to good quality , the ermmia commercial zine is not sufficiently pure for forming argentan . Copper cannet well be used in the form of cride , but grain copper or wire ...
... pure cride of nickel ; and , as purity of the ay is essential to good quality , the ermmia commercial zine is not sufficiently pure for forming argentan . Copper cannet well be used in the form of cride , but grain copper or wire ...
Página 13
... pure tin , 18 parts lead . Speculum Metal . - Equal parts of tin and copper form a white metal as hard as steel . Less tin and a small quantity of arsenic added to the alloy forms a white hard metal of high lustre . 2 lbs . copper , 1 ...
... pure tin , 18 parts lead . Speculum Metal . - Equal parts of tin and copper form a white metal as hard as steel . Less tin and a small quantity of arsenic added to the alloy forms a white hard metal of high lustre . 2 lbs . copper , 1 ...
Página 15
... pure water with the same care and precaution as recommended in regard to the acid liquor , that the water may touch both sides of each leaf . The water must be renewed every hour , to extract the acid remaining in the paper , and to ...
... pure water with the same care and precaution as recommended in regard to the acid liquor , that the water may touch both sides of each leaf . The water must be renewed every hour , to extract the acid remaining in the paper , and to ...
Página 16
... pure olive oil . Afterwards the bag is to be boiled in a solution of soap and water for fifteen minutes , then well rinsed in lukewarm water , and finally dipped into water containing a slight proportion of starch . The lace is ther to ...
... pure olive oil . Afterwards the bag is to be boiled in a solution of soap and water for fifteen minutes , then well rinsed in lukewarm water , and finally dipped into water containing a slight proportion of starch . The lace is ther to ...
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Termos e frases comuns
allowed alum ammonia antimony applied bath blue boiling borax bottle brass brush burnished calcined carbonate chloride clean cloth coat cold collodion colour cool copper covered cyanide deposit diluted dipped dissolved dried edge filter fire fustic gallons gelatine gilding glass glaze glue gold grains ground gutta-percha heat hydrochloric acid immersed inch iron leather lime linseed oil liquid liquor litharge logwood marble melted mercury metal mixed mixture mould nitrate nitrate of silver nitric acid oxide paint paper pearlash piece pint plate polish potash powder precipitate prepared pure quantity removed sal ammoniac salt seed-lac shellac soap soda soft solder solution spirits of wine stirring stone sufficient sulphate sulphuric acid surface thick thin tint tion turpentine varnish vessel warm wash white-lead wire wood yellow zinc
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