Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 4. köide,2. osaColin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
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Page 413
... reduced . An hundred grains of minium , therefore , require for their reduc- tion nearly 2.25 grains of phlogifton . In another experiment made with more care , he found , that 480 grains of minium abforbed 108 ounce - measures of in ...
... reduced . An hundred grains of minium , therefore , require for their reduc- tion nearly 2.25 grains of phlogifton . In another experiment made with more care , he found , that 480 grains of minium abforbed 108 ounce - measures of in ...
Page 551
... reduction effected by the molt violent heat in a forge for three quarters of an hour , was fo refrac- tory , that it only adhered imperfectly to the fcoria , which were of a diftin & t hyacinthine colour ; nor could it be reduced to a ...
... reduction effected by the molt violent heat in a forge for three quarters of an hour , was fo refrac- tory , that it only adhered imperfectly to the fcoria , which were of a diftin & t hyacinthine colour ; nor could it be reduced to a ...
Page 660
... reduced . In the third month , Chu , who had now taken the title of Hong - vu , or Tay tfu , reduced the fortrefs of Tong - quan ; after which his troops entered Becheli from Honan on the one fide , and Shan - tong on the other . Here ...
... reduced . In the third month , Chu , who had now taken the title of Hong - vu , or Tay tfu , reduced the fortrefs of Tong - quan ; after which his troops entered Becheli from Honan on the one fide , and Shan - tong on the other . Here ...
Common terms and phrases
acetous acid alfo alum antimony aqua regia arfenic bifmuth boiling borax cafe calcined calx caufe cauftic Chineſe cobalt colour confiderable confiftence contained copper crucible cryftals decompofed dephlogifticated diffolved diftillation digeftion drachms eafily earth effervefcence evaporated expofed fal ammoniac faline falt fame faturated feems feparated fhould filk filver fimilar fire firft fixed air fixed alkali fmall fmell foluble folution fome fometimes foon fpecific gravity fpirit of wine ftate ftill ftrong fubftance fublimate fuch fufficient fufion fugar fulphur fuppofed furface glafs gold grains heat inflammable iron itſelf laft lefs likewife liquor mafs manganefe marine acid matter melted mercury metal mineral alkali mixed mixture moft moſt neceffary nitre nitrous acid obferved obtained oil of vitriol ounces phlogifton platina powder precipitate procefs pure purpoſe quantity quicklime reafon refiduum regulus retort ſmall tartar thefe theſe thofe thoſe tion uſed vapours veffel vitriolic acid volatile alkali yellow zinc