Таинственный остров

           Infact,theCatalanmethod,properlysocalled,requirestheconstructionofkilnsandcrucibles,inwhichtheoreandthecoal,placedinalternatelayers,aretransformedandreduced,ButCyrusHardingintendedtoeconomizetheseconstructions,andwishedsimplytoform,withtheoreandthecoal,acubicmass,tothecenterofwhichhewoulddirectthewindfromhisbellows.Doubtless,itwastheproceedingemployedbyTubalcain,andthefirstmetallurgistsoftheinhabitedworld.NowthatwhichhadsucceededwiththegrandsonofAdam,andwhichstillyieldedgoodresultsincountrieswhichinoreandfuel,couldnotbutsucceedwiththesettlersinLincolnIsland.

           Thecoal,aswellastheore,wascollectedwithouttroubleonthesurfaceoftheground.Theyfirstbroketheoreintolittlepieces,andcleansedthemwiththehandfromtheimpuritieswhichsoiledtheirsurface.Thencoalandorewerearrangedinheapsandinsuccessivelayers,asthecharcoal-burnerdoeswiththewoodwhichhewishestocarbonize.Inthisway,undertheinfluenceoftheairprojectedbytheblowing-machine,thecoalwouldbetransformedintocarbonicacid,thenintooxideofcarbon,itsusebeingtoreducetheoxideofiron,thatistosay,toriditoftheoxygen.

           Thustheengineerproceeded.Thebellowsofsealskin,furnishedatitsextremitywithanozzleofclay,whichhadbeenpreviouslyfabricatedinthepotterykiln,wasestablishedneartheheapofore.

Настройки
Фон страницы
Размер шрифта
Межстрочный интервал
Фразовые глаголы
Показать / Скрыть меню
Шрифт
Roboto Lora
Уведомления
Страница 168 из 764