Casati, Paolo, De igne dissertationes physicae, 1686

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            <s xml:id="echoid-s2354" xml:space="preserve">
              <pb o="75" file="0087" n="87" rhead="De ignis loco."/>
            lùm expetunt, cum terræ gremio mollito & </s>
            <s xml:id="echoid-s2355" xml:space="preserve">ſubacto ſparſa exci-
              <lb/>
            piuntur) ita nullâ materiâ, quæ conflagret, opus eft, vt ignis
              <lb/>
            ille ſeruetur: </s>
            <s xml:id="echoid-s2356" xml:space="preserve">hoc enim quod ignis pabulum dicimus, nil aliud
              <lb/>
            eſt quàm materia, quæ admoto igne ignem concipiens diſſolui-
              <lb/>
            tur, ac diſſipatur; </s>
            <s xml:id="echoid-s2357" xml:space="preserve">ac propterea priore pereunte materiâ aliam
              <lb/>
            ſubminiſtrare oportet, vt noſtros in vſus ignis ſemel excuſſus è ſi-
              <lb/>
            lice, aut ſenſim, aut repente, ſoboleſcat, & </s>
            <s xml:id="echoid-s2358" xml:space="preserve">propagetur: </s>
            <s xml:id="echoid-s2359" xml:space="preserve">qui ſi
              <lb/>
            leniter per materiam ſerpat, aptus eſt, vt à nobis prudenter ad-
              <lb/>
            miniſtretur, noſtriſque commodis ſeruiat; </s>
            <s xml:id="echoid-s2360" xml:space="preserve">ſin autem repente ma-
              <lb/>
            teriam omnem permeet, ſubito incendio illa conflagrat, vt puluis
              <lb/>
            pyrius: </s>
            <s xml:id="echoid-s2361" xml:space="preserve">qua in conflagratione quia plurimæ partes in vaporem
              <lb/>
            attenuantur, & </s>
            <s xml:id="echoid-s2362" xml:space="preserve">rareſcentes ad ampliſſimum ſpatium ſe illico ex-
              <lb/>
            plicant, diſijciunt omnia, quæcunque obſiſtunt, atque vapor
              <lb/>
            in fumum abiens in ſuperiora ſubuolat. </s>
            <s xml:id="echoid-s2363" xml:space="preserve">Hæc autem in igne illo
              <lb/>
            terræ viſceribus concluſo, qui non gignitur ex conflagratione,
              <lb/>
            ſed naturâ ſuâ ſubſiſtit, non contingunt: </s>
            <s xml:id="echoid-s2364" xml:space="preserve">propterea pabulo non
              <lb/>
            indiget, vt noua ſemper accenſio fiat. </s>
            <s xml:id="echoid-s2365" xml:space="preserve">Sic ſtagnum aut lacus no-
              <lb/>
            uâ ſubinde aquâ non indiget, quemadmodum fluuius, quæ ſi de-
              <lb/>
            ficiat, alueus exiccatur: </s>
            <s xml:id="echoid-s2366" xml:space="preserve">nec diſſimili ratione ignis, qui apud
              <lb/>
            nos eſt, ignis fluens cenſendus eſt, ille ſtagnans. </s>
            <s xml:id="echoid-s2367" xml:space="preserve">Dicitur verò
              <lb/>
            ignis ille *Diuinus,* non quòd ei omnia præter naturam contingant,
              <lb/>
            ſed quia ſupra Naturæ vires à Diuinâ Iuſtitiâ aſſumitur ad torquen-
              <lb/>
            dos Spiritus incorporeos, quia impiorum corpora comburit, ne-
              <lb/>
            que tamen abſumit, quia ſingulos, vt ſunt meriti, diſcernens
              <lb/>
            iuxta culparum modum dolorem infligit: </s>
            <s xml:id="echoid-s2368" xml:space="preserve">quæ omnia, niſi Diui-
              <lb/>
            na virtus intercederet, neutiquam ab igne ſieri poſſent. </s>
            <s xml:id="echoid-s2369" xml:space="preserve">Cœte-
              <lb/>
            rùm nil prohibet, quin præterea telluri calorem impertiatur, & </s>
            <s xml:id="echoid-s2370" xml:space="preserve">
              <lb/>
            reliqua Naturæ opera adminiſtret. </s>
            <s xml:id="echoid-s2371" xml:space="preserve">Quas autem impendentes tel-
              <lb/>
            luri ruinas ex igne ampliſſimam illam cauernam replente per io-
              <lb/>
            cum iactas, non opus eſt refellere: </s>
            <s xml:id="echoid-s2372" xml:space="preserve">ſatis enim manifeſtum eſt tunc
              <lb/>
            illas eſſe timendas, cum materia accenſa repente per cuniculos ſe
              <lb/>
            dilatat, nec exitum inuenit paratum. </s>
            <s xml:id="echoid-s2373" xml:space="preserve">At ignis ille purus abſque
              <lb/>
            materiæ vnico impetu attenuabilis admiſtione tantam raritatem
              <lb/>
            nonaffectat, neque adeò ampliorem locum requirit, quin ſatis
              <lb/>
            illi ſit per telluris venas ſerpere, aut etiam fortaſſe per Vulcano-
              <lb/>
            rum crateres placidè erumpere. </s>
            <s xml:id="echoid-s2374" xml:space="preserve">Sed iam nimis multa diſputandi
              <lb/>
            gratiâ. </s>
            <s xml:id="echoid-s2375" xml:space="preserve">Mihi enim cum igne illo, ſi Deus faueat, vt ſpes eſt, ni-
              <lb/>
            hil volo eſſe commercij. </s>
            <s xml:id="echoid-s2376" xml:space="preserve">Quamuis autem illum grauiſſimum </s>
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