Casati, Paolo, De igne dissertationes physicae, 1686

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            <s xml:id="echoid-s7975" xml:space="preserve">
              <pb o="263" file="0275" n="275" rhead="De Ignis extinctione."/>
            copiâ erumpant; </s>
            <s xml:id="echoid-s7976" xml:space="preserve">ex quo fit à primâ exſuctione flammam extenuari;
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            </s>
            <s xml:id="echoid-s7977" xml:space="preserve">quia, licèt in ellychnio adhuc agitentur ſulphureæ particulæ, atque
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            alias diſſoluere conentur, non tamen adeò multas, neque tam validè,
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            vt priùs, impetunt, cum hinc atque hinc ab aëre diſtrahantur: </s>
            <s xml:id="echoid-s7978" xml:space="preserve">
              <lb/>
            perinde ferè ac Lanij ſilueſtrem bouem ad macellum deducturi du-
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            plici longo fune cornua complectuntur, & </s>
            <s xml:id="echoid-s7979" xml:space="preserve">alter præcedit, al-
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            terſequitur, ne poſſit bellua omnino pro libito excurrere: </s>
            <s xml:id="echoid-s7980" xml:space="preserve">illa ta-
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            men pro ſuis viribus adhuc omnem in partem agitatur, quamuis
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            à funibus in diuerſa trahentibus aliquatenus impediatur. </s>
            <s xml:id="echoid-s7981" xml:space="preserve">Cum ve-
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            rò pauciores ſubinde atque pauciores igniculi ab aëre diſtracti agi-
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            tentur, neceſſe eſt flammam decreſcere, ac demum extingui,
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            quando iam in ellychnio diſſolutorum igniculorum numerus adeò
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            exiguus eſt, vt non poſſint confertim in flammam erumpere, ſed
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            ab aëre ſe contrahente quaquauerſum abripiantur. </s>
            <s xml:id="echoid-s7982" xml:space="preserve">Languidiorem
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            illam igniculorum agitationem indicat flamma admodum cæru-
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            lea, quia videlicet ſulphureæ potiſſimum particulæ (flamma ex
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            accenſo ſulphure cærulea eſt; </s>
            <s xml:id="echoid-s7983" xml:space="preserve">hinc apud Claudianum legimus,
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            *Sulphure cæruleo, nigroque bitumine fumat)* quippe præ cœte-
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            ris magis in motum pronæ, erumpunt, neque alias ſecum ra-
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            piunt, niſi pauculas; </s>
            <s xml:id="echoid-s7984" xml:space="preserve">ſic ex congeſtis prunis ſponte exiliens flam-
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            mula cærulea obſeruatur, quia ſulphureis particulis modicus fu-
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            mi vapor admiſcetur. </s>
            <s xml:id="echoid-s7985" xml:space="preserve">Quia demum in accenſo ellychnio particu-
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            læ inflammabiles, quibus illud imbuitur, magis à ſebo remotæ,
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            & </s>
            <s xml:id="echoid-s7986" xml:space="preserve">ad ipſius ellychnij apicem pertinentes, ita ſunt iam diſſolutæ,
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            & </s>
            <s xml:id="echoid-s7987" xml:space="preserve">vehementiùs agitantur, vt ſint proximè erupturæ in flammam,
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            quæ verò infimam ellychnij partem liquatæ implent, non omnes
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            in libertatem ſe vindicare valent, niſi adhuc ſoluantur magis, & </s>
            <s xml:id="echoid-s7988" xml:space="preserve">
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            agitentur, idcirco flamma magis magiſque à ſebo recedere videtur,
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            cum infimæ illæ particulæ minùs agitatæ faciliùs compeſcantur à
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            ſuo motu, & </s>
            <s xml:id="echoid-s7989" xml:space="preserve">attrahantur ab aëre per vim raro, ſead naturalem di-
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            menſionem contrahente.</s>
            <s xml:id="echoid-s7990" xml:space="preserve"/>
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            <s xml:id="echoid-s7991" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s7992" xml:space="preserve">Ex his, quæ de flammâ dixiſti, procliue eſt intelligere,
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            quid de carbonibus ardentibus in Recipiente concluſis, atque,
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            exhauſtâ aëris parte, extinctis ſis dicturus. </s>
            <s xml:id="echoid-s7993" xml:space="preserve">Filo ferreo in cylin-
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            dricam ſpiram non adeò ſpiſſam contorto paratum eſt concepta-
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            culum benè accenſarum prunarum ad quinque digitorum altitudi-
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            nem (vt habetur experim, II.) </s>
            <s xml:id="echoid-s7994" xml:space="preserve">& </s>
            <s xml:id="echoid-s7995" xml:space="preserve">vitro quam citiſſimè, duobus
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            circiter minutis, obſtipato, cum primùm exerceri cœpit </s>
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