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 67
Page 452
... Iron fmall quantity of iron , which flowing over thefe grounds To reduce a precipitate iron out of its ore in a clofe depofits it in the form of ochre ; and after a number of ages it proves a rich mine of iron , and it is extract- ed ...
... Iron fmall quantity of iron , which flowing over thefe grounds To reduce a precipitate iron out of its ore in a clofe depofits it in the form of ochre ; and after a number of ages it proves a rich mine of iron , and it is extract- ed ...
Page 472
... iron is eafily fufible , great heat is not required : the tuyere may then decline confiderably from the horizontal plane , and thus fuel may be faved . This tuyere , tho ' made of copper , a metal more easily fufible than iron , is ...
... iron is eafily fufible , great heat is not required : the tuyere may then decline confiderably from the horizontal plane , and thus fuel may be faved . This tuyere , tho ' made of copper , a metal more easily fufible than iron , is ...
Page 473
... iron is greater . The iron , when melted , is not kept in a state of ebullition as is above described ; but this ebullition is prevented by ftirring the fluid mafs with an iron bar , till it is coagulated , and becomes , folid . By ...
... iron is greater . The iron , when melted , is not kept in a state of ebullition as is above described ; but this ebullition is prevented by ftirring the fluid mafs with an iron bar , till it is coagulated , and becomes , folid . By ...
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