Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 11. köide,2. osaColin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
From inside the book
Results 1-3 of 96
Page 436
... fire muft be fometimes diminished in the middle of the procefs , it is in order to hinder the too much attenuated litharge , which is continually generated out of the lead , from penetrating the pores of the telt , and from corroding it ...
... fire muft be fometimes diminished in the middle of the procefs , it is in order to hinder the too much attenuated litharge , which is continually generated out of the lead , from penetrating the pores of the telt , and from corroding it ...
Page 447
... fire . " Remarks . All the ores which are eafily melted in the fire are not the objects of this procefs ; for they " Remarks . The fire used in this operation is not Effaying of Ores of Copper . fo ftrong that the iron should turn to a ...
... fire . " Remarks . All the ores which are eafily melted in the fire are not the objects of this procefs ; for they " Remarks . The fire used in this operation is not Effaying of Ores of Copper . fo ftrong that the iron should turn to a ...
Page 455
... fire - pan , having a few burning coals in it : increase the fire till it begins to smoke a little . Meanwhile you muft inceffantly move the powder with a piece of new tobacco - pipe ; for this causes the fulphur to evaporate the fooner ...
... fire - pan , having a few burning coals in it : increase the fire till it begins to smoke a little . Meanwhile you muft inceffantly move the powder with a piece of new tobacco - pipe ; for this causes the fulphur to evaporate the fooner ...
Common terms and phrases
alfo alſo animalcule antimony appear arfenic becauſe body brafs cafe calcination called caufe cauſe colour confequence confiderable confifts copper Cortes diftinct diſcovered diſtance divifions earth exiftence exiſtence extenfion faid fame fays fcrew fecond feems feen fenfation fenfe fent feparated feven feveral fhall fhould fide filver fimilar fimple fingle firft firſt fituation fize flider fmall folar folid fome fomething fometimes foon fore ftate ftill ftones fubftance fubject fuch fufficient fufion fulphur fuppofe furnace fyftem glafs himſelf ideas impoffible inches inftance inftrument iron itſelf kind laft lefs likewife litharge magnifier matter meaſure metals Mexicans Mexico micrometer microſcope mind moft Montezuma moſt motion muft muſt nature neceffary obferved object occafion paffing pelvis perceive perception perfon philofophers poffible pofition prefent purpoſe pyrites quantity reafon refemblance refpect reft ſmall ſome ſpace Spaniards thefe themſelves theſe thing thofe thoſe tion tube uſed uterus veffel