Casati, Paolo, De igne dissertationes physicae, 1686

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              <pb o="192" file="0204" n="204" rhead="Diſſertatio Septima."/>
            vindicati ad interiora ligni proſerpant pro ſuâ quiſque mobilitate,
              <lb/>
            & </s>
            <s xml:id="echoid-s5826" xml:space="preserve">incendium promoueant. </s>
            <s xml:id="echoid-s5827" xml:space="preserve">Sic apud Virgilium lib. </s>
            <s xml:id="echoid-s5828" xml:space="preserve">1. </s>
            <s xml:id="echoid-s5829" xml:space="preserve">Æneid.</s>
            <s xml:id="echoid-s5830" xml:space="preserve">..</s>
            <s xml:id="echoid-s5831" xml:space="preserve">..</s>
            <s xml:id="echoid-s5832" xml:space="preserve">.
              <lb/>
            *primùm ſilicis ſcintillam excudit Achates, ſuſoepitque ignem fo-*
              <lb/>
            *lijs, atque arida circum Nutrimenta dedit, rapuitque in fomite*
              <lb/>
            *flammam.</s>
            <s xml:id="echoid-s5833" xml:space="preserve">*</s>
          </p>
          <p>
            <s xml:id="echoid-s5834" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s5835" xml:space="preserve">Satis dilucidè explicata mihi videtur incenſio ex tritu,
              <lb/>
            eiuſque propagatio in fomite & </s>
            <s xml:id="echoid-s5836" xml:space="preserve">in materiâ, neque aliquid circa
              <lb/>
            ignem noſtrum vulgarem contingere videmus, cuius explicatio-
              <lb/>
            nem hinc petere nequeamus. </s>
            <s xml:id="echoid-s5837" xml:space="preserve">Quamuis autem tuæ ſententiæ fi-
              <lb/>
            dem, & </s>
            <s xml:id="echoid-s5838" xml:space="preserve">autoritatem, & </s>
            <s xml:id="echoid-s5839" xml:space="preserve">ſirmamentum adiungere meâ oratio-
              <lb/>
            ne non ſit opus, ſi per vos licet, quid mihi antè aliquot an-
              <lb/>
            nos à præſenti diſputatione non alienum acciderit, expo-
              <lb/>
            nam.</s>
            <s xml:id="echoid-s5840" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5841" xml:space="preserve">Maur. </s>
            <s xml:id="echoid-s5842" xml:space="preserve">Auidiſſimè excipio, quæcunque ad me docendum,
              <lb/>
            vel dedocendum, opportunitatis aliquid aut adiumenti ha-
              <lb/>
            bent.</s>
            <s xml:id="echoid-s5843" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5844" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s5845" xml:space="preserve">Iuſſeram carbones in minutiſſimos puluiſculos contun-
              <lb/>
            di; </s>
            <s xml:id="echoid-s5846" xml:space="preserve">tùm illis in aceruum aggeſtis ardentem prunam admoui ita, vt
              <lb/>
            proximæ carbonum particulæ extinctæ ignem aliquatenus conci-
              <lb/>
            perent; </s>
            <s xml:id="echoid-s5847" xml:space="preserve">ſed, amotâ prunâ, non ſerpebat ignis ad conſequentes
              <lb/>
            carbonum particulas depaſcendas, verùm extinguebatur. </s>
            <s xml:id="echoid-s5848" xml:space="preserve">Carbo-
              <lb/>
            num pulueri immiſcui ferè tantundem ceruſſæ comminutæ, & </s>
            <s xml:id="echoid-s5849" xml:space="preserve">mi-
              <lb/>
            ſturæ color ſubobſcurum cineris colorem æmulabatur. </s>
            <s xml:id="echoid-s5850" xml:space="preserve">Admoui de-
              <lb/>
            nuò candentem prunam; </s>
            <s xml:id="echoid-s5851" xml:space="preserve">& </s>
            <s xml:id="echoid-s5852" xml:space="preserve">miſtura adeò feliciter ignem concepit,
              <lb/>
            atque ſeruauit, vt diu durauerit, & </s>
            <s xml:id="echoid-s5853" xml:space="preserve">nihil demum reliquum fuerit
              <lb/>
            præter maſſulam ſubalbicantem ruditer concretam, quam procli-
              <lb/>
            ue eſt exiſtimare coaluiſſe ex ceruſſæ particulis vi caloris coëunti-
              <lb/>
            bus. </s>
            <s xml:id="echoid-s5854" xml:space="preserve">Mirabantur autem, quicunque aderant, quid cauſæ fue-
              <lb/>
            rit, quare, cum neque puluiſculi carbonum, neque ceruſſa ſepa-
              <lb/>
            ratim arderent, permiſti atque confuſi arderent; </s>
            <s xml:id="echoid-s5855" xml:space="preserve">neque enim
              <lb/>
            videbant, cur ad gignendam (vt ipſi quidem opinabantur) ignis
              <lb/>
            formam non ſatis eſſet carbo comminutus, qui integer eaſdem
              <lb/>
            particulas effectrici cauſæ ſubminiſtrâſſet opportunam materiam
              <lb/>
            ad nouæ formæ ignis eductionem: </s>
            <s xml:id="echoid-s5856" xml:space="preserve">Nam de ceruſſâ ex plumbo va-
              <lb/>
            pore aceti genitâ facilè conſtabat, ſeorſim ineptam eſſe ad conci-
              <lb/>
            piendum ignem: </s>
            <s xml:id="echoid-s5857" xml:space="preserve">quid verò hæc cum puluiſculis carbonum ruditer
              <lb/>
            confuſa tribuere poſſet, non ſatis intelligebant. </s>
            <s xml:id="echoid-s5858" xml:space="preserve">Verùm ſi nihil
              <lb/>
            gigni oporteat in exarſione, ſed ſolùm ab immiſſis igniculis </s>
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