Casati, Paolo, De igne dissertationes physicae, 1686

Table of handwritten notes

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              <pb o="123" file="0135" n="135" rhead="De Calore."/>
            gunt, adeò vt lutum ex terrâ, & </s>
            <s xml:id="echoid-s3771" xml:space="preserve">non niſi congruâ aquâ reſidua
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            temperatum ad duritiem adducatur. </s>
            <s xml:id="echoid-s3772" xml:space="preserve">Eadem videtur eſſe cauſa,
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            cur homo ſe, ex nimio calore, multo ſudore manantem expe-
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            riatur; </s>
            <s xml:id="echoid-s3773" xml:space="preserve">igniculi enim tum qui per cutis meatus penetrant, tum
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            quos aſpera arteria excipit vnâ cum aëre, qui ſpiritu in pulmones
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            ducitur, vario motu conciti tumultuantur, & </s>
            <s xml:id="echoid-s3774" xml:space="preserve">diffuſum per membra
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            ſanguinem agitantes, proximè latentem ſub cute humorem per po-
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            ros exprimunt.</s>
            <s xml:id="echoid-s3775" xml:space="preserve"/>
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            <s xml:id="echoid-s3776" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s3777" xml:space="preserve">Quid verò confert igniculorum motus, vt ceram, quæ
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            frigore rigens fragilis erat, & </s>
            <s xml:id="echoid-s3778" xml:space="preserve">friabilis, admiſſo calore adeò mollem
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            atque flexibilem inueniamus, vt eam ad noſtrum arbitrium forme-
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            mus, & </s>
            <s xml:id="echoid-s3779" xml:space="preserve">fingamus? </s>
            <s xml:id="echoid-s3780" xml:space="preserve">An ſicut luto, quod obduruit, affuſa aqua mol-
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            litudinem conciliat, ita quoquè cera igniculis imbuta tractabilem
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            ſe præbet?</s>
            <s xml:id="echoid-s3781" xml:space="preserve"/>
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            <s xml:id="echoid-s3782" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s3783" xml:space="preserve">Non eodem planè pacto ceram atque lutum molleſcere
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            crediderim: </s>
            <s xml:id="echoid-s3784" xml:space="preserve">quamuis enim & </s>
            <s xml:id="echoid-s3785" xml:space="preserve">argillæ aquam miſceat figulus, vt
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            ſequatur, quocunque illam torqueat, & </s>
            <s xml:id="echoid-s3786" xml:space="preserve">ad conficiendorum ſigno-
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            rum typos ceram admiſſo calore molliat ſtatuarius, non eadem ta-
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            men calori atque humori ineſt efficientia: </s>
            <s xml:id="echoid-s3787" xml:space="preserve">Nam humor quidem
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            ſuapte naturâ ſiccas arenteſque terræ particulas connectit, ſi illis
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            proportione reſpondeat, nec nimius fuerit; </s>
            <s xml:id="echoid-s3788" xml:space="preserve">Calor verò, quorum
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            corporum partes peruadit, illas pro viribus commouet. </s>
            <s xml:id="echoid-s3789" xml:space="preserve">Ex eo au-
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            tem quod aqua facilè comprimi collidique poteſt, in luto redun-
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            dans ſuam cum illo communicat mollitudinem: </s>
            <s xml:id="echoid-s3790" xml:space="preserve">At Calor, quem
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            in commotis agitatiſque igniculis conſiſtere ponimus, ceræ immi-
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            ſtus ſuo motu tenuiſſimas particulas diducens, atque agitans, lo-
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            cum facit compreſſioni; </s>
            <s xml:id="echoid-s3791" xml:space="preserve">faciliùs quippe commota mouentur, quàm
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            quieſcentia. </s>
            <s xml:id="echoid-s3792" xml:space="preserve">Quod ſi vehementior eſſet calor, non ſolùm anguſtiſ-
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            ſimos ceræ poros modicè dilataret (id quod compreſſioni ſatis eſt)
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            verùm etiam ita particulas comminueret & </s>
            <s xml:id="echoid-s3793" xml:space="preserve">agitaret, vt earum
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            nexu ſoluto liquefacta diffunderetur cera; </s>
            <s xml:id="echoid-s3794" xml:space="preserve">quemadmodum butyro
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            contingit, etiamſi remiſſior fuerit calor: </s>
            <s xml:id="echoid-s3795" xml:space="preserve">butyri ſcilicet particule
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            tenuiores ſunt, & </s>
            <s xml:id="echoid-s3796" xml:space="preserve">eâ præditæ figurâ, vt ſe inuicem non adeò arctè
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            complectantur; </s>
            <s xml:id="echoid-s3797" xml:space="preserve">ideoque facilè à paucioribus & </s>
            <s xml:id="echoid-s3798" xml:space="preserve">languidioribus igni-
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            culis agitari poſſunt, & </s>
            <s xml:id="echoid-s3799" xml:space="preserve">diffundi. </s>
            <s xml:id="echoid-s3800" xml:space="preserve">Quia tamen butyro pingue@@
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            ineſt, etiam ſi fluidum factum fuerit, non ſoluitur in vaporem,
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            ſaltem adeò facilè, ſicut aqua, cuius partes non firmo nexu co-
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            hærent: </s>
            <s xml:id="echoid-s3801" xml:space="preserve">citiùs autem atque procliuiùs Spiritus vini </s>
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