Casati, Paolo, De igne dissertationes physicae, 1686

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              <pb o="128" file="0140" n="140" rhead="Diſſertatio Quinta."/>
            rum lux excepta amplis bullis per aquam aſcendentibus, qua par-
              <lb/>
            te ſufflatur ignis; </s>
            <s xml:id="echoid-s3902" xml:space="preserve">illud certum eſt, ceſſante flatu illico ceſſare
              <lb/>
            creberrimas illas atque ampliſſimas bullas; </s>
            <s xml:id="echoid-s3903" xml:space="preserve">quæ vtique indicant
              <lb/>
            igniculos flatu intrudi per vitrum in aquam.</s>
            <s xml:id="echoid-s3904" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3905" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s3906" xml:space="preserve">Si igitur illabuntur igniculi, & </s>
            <s xml:id="echoid-s3907" xml:space="preserve">aquæ immiſcentur, quid
              <lb/>
            eſt, quod *Scutum ſeu operculum teſtudinis fœminæ ſuper ollâ po-*
              <lb/>
            *ſitum facit, ut illa nunquam ebulliat*? </s>
            <s xml:id="echoid-s3908" xml:space="preserve">vt ſcribit Mizaldus centur.
              <lb/>
            </s>
            <s xml:id="echoid-s3909" xml:space="preserve">3. </s>
            <s xml:id="echoid-s3910" xml:space="preserve">num. </s>
            <s xml:id="echoid-s3911" xml:space="preserve">24.</s>
            <s xml:id="echoid-s3912" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3913" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s3914" xml:space="preserve">Si ſcutum huiuſmodi teſtudineum in promptu eſſet, nihil
              <lb/>
            me prohiberet, quin experiens probarem, num res ita ſe habeat.
              <lb/>
            </s>
            <s xml:id="echoid-s3915" xml:space="preserve">Quanquam, ſi non reſponderet aſſertioni experimentum, anceps
              <lb/>
            hærerem, an forte mas, non fœmina, fuerit teſtudo, cui oper-
              <lb/>
            culum exemptum fuiſſet: </s>
            <s xml:id="echoid-s3916" xml:space="preserve">aut, ſi de hoc quidem non poſſet dubi-
              <lb/>
            tari, certè adhuc ambigerem, vtrùm marina, an fluuiatilis, an
              <lb/>
            terreſtris teſtudo, num iunior, an ſenior vim hanc habeat cohi-
              <lb/>
            bendi aquam, ne ebulliat. </s>
            <s xml:id="echoid-s3917" xml:space="preserve">Illud addo, quod non admodum ve-
              <lb/>
            hementem ignem ollæ ſubdere oporteret, ne calore nimio aduſtæ
              <lb/>
            prominentes extra ollæ labra illius operculi laciniæ, ingratiſſimo ni-
              <lb/>
            dore domum replerent: </s>
            <s xml:id="echoid-s3918" xml:space="preserve">mediocri autem igne aquam (præſertim ſi
              <lb/>
            multa ſit) non bullare ſæpè contingit, etiamſi nullum adſit teſtu-
              <lb/>
            dineum operculum.</s>
            <s xml:id="echoid-s3919" xml:space="preserve"/>
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            <s xml:id="echoid-s3920" xml:space="preserve">Maur. </s>
            <s xml:id="echoid-s3921" xml:space="preserve">Sua (per me licet) conſtet authoris dicto fides: </s>
            <s xml:id="echoid-s3922" xml:space="preserve">rem
              <lb/>
            non narrat omninò incredibilem, aut ſimilem portento: </s>
            <s xml:id="echoid-s3923" xml:space="preserve">fieri quip-
              <lb/>
            pe poteſt, vt igniculi aquam permeantes, & </s>
            <s xml:id="echoid-s3924" xml:space="preserve">cum tenuiſſimo va-
              <lb/>
            pore ad teſtudineum operculum venientes ex eo halitum excitent,
              <lb/>
            qui in ſubiectam aquam immiſſus ſuo impetu cohibeat igniculos,
              <lb/>
            ne eâ vehementiâ agitentur, qua opus eſſet ad excitandas bullas;
              <lb/>
            </s>
            <s xml:id="echoid-s3925" xml:space="preserve">quas & </s>
            <s xml:id="echoid-s3926" xml:space="preserve">diſijci atque ſedari videmus in aquâ ebulliente, ſi quis eam
              <lb/>
            paulo validiùs ſufflet. </s>
            <s xml:id="echoid-s3927" xml:space="preserve">Cœterùm in vaſa ſiue ahenea, ſiue fictilia,
              <lb/>
            ſiue vitrea immigrare igniculos, ſatis manifeſto argumento con-
              <lb/>
            ſtare videtur ex eo, quod excitatis flatu prunis ſi flammula in vas
              <lb/>
            impoſitum dirigatur, longè citiùs feruet incluſa aqua, quàm ſi
              <lb/>
            nullo flatu igniculi è prunis erumpentes impellerentur in vas; </s>
            <s xml:id="echoid-s3928" xml:space="preserve">& </s>
            <s xml:id="echoid-s3929" xml:space="preserve">
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            follium flatu prunas extimulant fabri ferrarij, vt citiùs molleſcat
              <lb/>
            ferrum; </s>
            <s xml:id="echoid-s3930" xml:space="preserve">atque ex vitreis opificijs ad lucernæ flammam elaboratis
              <lb/>
            vnuſquiſque videt, quantum interſit, vtrùm flatu per fiſtulam
              <lb/>
            emiſſo lampadis flamma impulſa excipiatur à vitro, vt liquetur,
              <lb/>
            an verò ipſi flammę nullo flatu directæ admoueatur vitrum, vt </s>
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