Casati, Paolo, De igne dissertationes physicae, 1686

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              <pb o="247" file="0259" n="259" rhead="De Flamma & Fumo."/>
            mum, comitibus pędagogis, ſe recipiebant honeſtæ animorum
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            remiſſioni operam daturi vſque ad tertiam noctis horam, cum ex
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            ſingulis cuiuſque domibus famulus adueniſſet facem pręlaturus,
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            quam, habitâ ragionis valdè niuoſę & </s>
            <s xml:id="echoid-s7547" xml:space="preserve">tempeſtatis hyemalis ratio-
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            ne, eam eſſe oportebat, cuius flammam neque ventus neque plu-
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            uia facilè extinguere valeret. </s>
            <s xml:id="echoid-s7548" xml:space="preserve">Contigit autem ſemel ex famulis
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            vnum, cum adueniſſet herilem filium domum reducturus, & </s>
            <s xml:id="echoid-s7549" xml:space="preserve">ad-
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            huc aliquandiu illum pręſtolari neceſſe eſſet, voluiſſe facem extin-
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            guere, ideoque illam appreſſiſſe angulo, quem ſcalarum gradus
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            cum pariete conſtituebant: </s>
            <s xml:id="echoid-s7550" xml:space="preserve">compreſsâ flammâ retraxit facem,
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            & </s>
            <s xml:id="echoid-s7551" xml:space="preserve">ne quid fœtoris exhalaret ellychnium fumigans & </s>
            <s xml:id="echoid-s7552" xml:space="preserve">adhuc accen-
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            ſum, iterum facem ad angulum eundem applicuit: </s>
            <s xml:id="echoid-s7553" xml:space="preserve">& </s>
            <s xml:id="echoid-s7554" xml:space="preserve">ecce ex ino-
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            pinato flamma corripuit ellychnium; </s>
            <s xml:id="echoid-s7555" xml:space="preserve">obſtupuit primùm; </s>
            <s xml:id="echoid-s7556" xml:space="preserve">tum lu-
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            dibundus iterum facem in angulo eodem graduum extinxit, ite-
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            rumque accendit: </s>
            <s xml:id="echoid-s7557" xml:space="preserve">id quod puer vnus illac fortuitò tranſiens ob-
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            ſeruauit, & </s>
            <s xml:id="echoid-s7558" xml:space="preserve">pueros aliquos, inter quos Amicus, ex proximo
              <lb/>
            conclaui euocauit, atque interfuerunt ludo aliquoties iterato.
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            </s>
            <s xml:id="echoid-s7559" xml:space="preserve">Non aliam rei huius cauſam agnoſco pręter hanc, quod ſcilicet in
              <lb/>
            angulo illo hęrebant ſulphureę & </s>
            <s xml:id="echoid-s7560" xml:space="preserve">bituminoſę particulę rarę atque
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            calentes, quę admotâ face adhuc valdè calente facilè nouo impetu
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            agitari incipiebant atque inflammari, & </s>
            <s xml:id="echoid-s7561" xml:space="preserve">viciſſim ſulphureas facis
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            particulas excitabant, vt confertim in flammam erumperent. </s>
            <s xml:id="echoid-s7562" xml:space="preserve">Sic
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            obſtupeſcunt rudiores, ſiquando viderint candelam recens extin-
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            ctam iterum accendi admotam pauimento aut parieti, ignorantes
              <lb/>
            fuiſſe latenter conſperſum contrito ſulphure, quod facilè accenſum
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            (ideò viuum & </s>
            <s xml:id="echoid-s7563" xml:space="preserve">viuax dicitur, namque vt cecinit Ouidius, *Ad-*
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            *motas rapiunt viuacia ſulphura flammas)* etiam candelam ac-
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            cendit. </s>
            <s xml:id="echoid-s7564" xml:space="preserve">Hinc ſuſpicari cæperam, an fortè materia aliqua inflam-
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            mabilis parari poſſet, quæ vaſe in conum faſtigiato concluſa, & </s>
            <s xml:id="echoid-s7565" xml:space="preserve">
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            accenſa, ita flammæ reliquias ad angulum compelleret, vt illæ
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            iterum à reſiduo ellychnij calore accenderentur, & </s>
            <s xml:id="echoid-s7566" xml:space="preserve">reciprocan-
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            te motu (ſicut faci illi contingebat) ad ellychnium redirent: </s>
            <s xml:id="echoid-s7567" xml:space="preserve">pro-
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            pterea exiguus flammæ fomes requireretur, ne nouâ materiæ ac-
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            cenſione flamma præfocaretur: </s>
            <s xml:id="echoid-s7568" xml:space="preserve">id autem ſi fieret, manifeſtum eſt
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            aperto vaſe flammam illico expiraturam. </s>
            <s xml:id="echoid-s7569" xml:space="preserve">Mihi tamen ineptè blan-
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            diri nolui, quaſi eâ facilitate in praxim deduci poſſent hæc, qua
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            licuit ea mentis intelligentiâ complecti; </s>
            <s xml:id="echoid-s7570" xml:space="preserve">quæ enim erit materia illa? </s>
            <s xml:id="echoid-s7571" xml:space="preserve">
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            quæ vaſis amplitudo? </s>
            <s xml:id="echoid-s7572" xml:space="preserve">quæ fomitis menſura?</s>
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