Casati, Paolo, De igne dissertationes physicae, 1686

Table of handwritten notes

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              <pb o="103" file="0115" n="115" rhead="An exustione noua ſubſtantia gignatur."/>
            fuerit, neque in prunis ig nem eſſe, antequam illa in cœlum ſub-
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            uolet, fatendum eſt. </s>
            <s xml:id="echoid-s3161" xml:space="preserve">Negari itaque non poteſt flammæ ignea for-
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            ma, ſi eam prunis conceſſeris: </s>
            <s xml:id="echoid-s3162" xml:space="preserve">At flammæ nouam ignis ſubſtan-
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            tialem formam tribuendam non eſſe oſtenſum eſt: </s>
            <s xml:id="echoid-s3163" xml:space="preserve">Igitur & </s>
            <s xml:id="echoid-s3164" xml:space="preserve">prunis
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            deneganda eſt.</s>
            <s xml:id="echoid-s3165" xml:space="preserve"/>
          </p>
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            <s xml:id="echoid-s3166" xml:space="preserve">Deinde: </s>
            <s xml:id="echoid-s3167" xml:space="preserve">nihil ne ignis in ardente naphthâ? </s>
            <s xml:id="echoid-s3168" xml:space="preserve">nihil in pyrio pul-
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            uere accenſo? </s>
            <s xml:id="echoid-s3169" xml:space="preserve">nihil in fulmine è nubibus dimiſſo? </s>
            <s xml:id="echoid-s3170" xml:space="preserve">at cedo mihi
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            prunas aut ſolidum quoddam corpus præter flammam, cui ignis
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            forma tribuatur. </s>
            <s xml:id="echoid-s3171" xml:space="preserve">Ad hæc, quis riſum cohibeat, ſi in accenſâ fa-
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            ce ignem quærenti nullum alium demonſtres præter illum, qui
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            eam ellychnij particulam afficit, quam flamma circumſtat? </s>
            <s xml:id="echoid-s3172" xml:space="preserve">Eſt
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            igitur ignis in flammâ, eſt in prunis; </s>
            <s xml:id="echoid-s3173" xml:space="preserve">ille ſcilicet feruor, quem
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            caloris copia atque affluentia excitat. </s>
            <s xml:id="echoid-s3174" xml:space="preserve">Neque tamen hinc naturam
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            aliquam gigni conſicitur, ſed illud vnum experimento deprehen-
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            dimus, quod calore non modico in prunis ſollicitatus humor at-
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            tenuatur, & </s>
            <s xml:id="echoid-s3175" xml:space="preserve">in flammam auolat, ſoluunturque compages corpo-
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            ris, quod incendi dicitur, atque comburi. </s>
            <s xml:id="echoid-s3176" xml:space="preserve">Cum itaque alius
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            atque alius ignis continuâ exardeſcentis materiæ exuſtione erum-
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            pat, ſenſimque oculis ſe ſubducat in auras abiens, & </s>
            <s xml:id="echoid-s3177" xml:space="preserve">quaſi riuu-
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            lus breuiſſimâ deductione ab ipſo capite manans illicò abrupto ba-
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            rathro abſorbeatur (nam vt Ariſtoteles loquitur lib. </s>
            <s xml:id="echoid-s3178" xml:space="preserve">de Iuuent. </s>
            <s xml:id="echoid-s3179" xml:space="preserve">& </s>
            <s xml:id="echoid-s3180" xml:space="preserve">
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            Senect. </s>
            <s xml:id="echoid-s3181" xml:space="preserve">cap. </s>
            <s xml:id="echoid-s3182" xml:space="preserve">3. </s>
            <s xml:id="echoid-s3183" xml:space="preserve">τὸ πῦρ άεὶ διατελεῖ γινό {μρυον Καὶ ῥέον, ὥσπερ πο-
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            ταμὸς, άλλὰ λανθάνει, διὰ τὸ τάχος. </s>
            <s xml:id="echoid-s3184" xml:space="preserve">*Ignis ſemper fit, & </s>
            <s xml:id="echoid-s3185" xml:space="preserve">fluit,*
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            *quemadmodum fluuius, ſed latet obceleritatem)* nullis planè ra-
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            tionum momentis cogimur, vt in eam inclinemus ſententiam,
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            quæ ſubſtantialem formam tunc gigni authumat momento interi-
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            turam. </s>
            <s xml:id="echoid-s3186" xml:space="preserve">Sed ſatis communi Ignis notioni factum videatur, ſi tunc
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            demum ignis vocabulo donetur corpus quodcunque, cùm tam
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            acrem conceperit vim caloris, vt illum impertiens materiæ ad
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            exardeſcendum facili eam valeat comburere. </s>
            <s xml:id="echoid-s3187" xml:space="preserve">Hinc micantibus
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            flammis nihil de Ignis notione detrahit fugax tenuitas, accenſis
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            carbonibus nihil obeſt obſcurum genus, grauiſque ſoliditas, mo-
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            dò ignauo inertique calore non torpeant, ſed vim obtineant com-
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            burendi.</s>
            <s xml:id="echoid-s3188" xml:space="preserve"/>
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            <s xml:id="echoid-s3189" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s3190" xml:space="preserve">Facilem hìc mihi offers atque ſatis expeditam rationem
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            componendæ controuerſiæ, quæ Phyſicos exagitat, cùm in can-
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            dente ferro ignis efficacitatem pariter, ac ferri ſubſtantiam con-
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            templantur. </s>
            <s xml:id="echoid-s3191" xml:space="preserve">Quis enim in accenſo carbone ſubſtantialem ignis </s>
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