Casati, Paolo, De igne dissertationes physicae, 1686

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            <s xml:id="echoid-s15830" xml:space="preserve">
              <pb o="59" file="0487" n="487" rhead="De Ignibus Aeris."/>
            rarò utriuſque in eâdem fœdâ tempeſtate violentiam experimur.
              <lb/>
            </s>
            <s xml:id="echoid-s15831" xml:space="preserve">Aqueus enim vapor, qui facilè, vel ſolâ compreſſione, iterum
              <lb/>
            in aquam cogitur, non concreſceret in grandinem, niſi illi com-
              <lb/>
            miſceretur coagulum; </s>
            <s xml:id="echoid-s15832" xml:space="preserve">quod, præter frigidos ſpiritus à nobis
              <lb/>
            olim admiſſos, etiam plurimos ſales continet (ſali autem vim
              <lb/>
            coagulandi communiter tribuunt, nam ſpiritus ſalis non ſolùm
              <lb/>
            alios ſpiritus, ſed & </s>
            <s xml:id="echoid-s15833" xml:space="preserve">oleoſa quævis congelat, @@que coagulat) & </s>
            <s xml:id="echoid-s15834" xml:space="preserve">
              <lb/>
            quidem plantis valdè noxios; </s>
            <s xml:id="echoid-s15835" xml:space="preserve">vulneri ſiquidem plantæ ex per-
              <lb/>
            cuſſione grandinis inflicto adhæreſcunt ſalinæ particulæ ita in-
              <lb/>
            feſtæ, ut non ſolùm ramus aut palmes percuſſus tabeſcat, ſed
              <lb/>
            etiam in reliquas partes malum ſerpat, & </s>
            <s xml:id="echoid-s15836" xml:space="preserve">præcipuè in vitibus,
              <lb/>
            quibus fibrarum textura rarior, niſi fortè pluvia grandini ad-
              <lb/>
            miſta peſtem illam illicò abſtergat. </s>
            <s xml:id="echoid-s15837" xml:space="preserve">Hoc verò in melonibus ma-
              <lb/>
            nifeſtum fit; </s>
            <s xml:id="echoid-s15838" xml:space="preserve">quandoquidem, licèt duri & </s>
            <s xml:id="echoid-s15839" xml:space="preserve">craſſi corticis vulnus
              <lb/>
            leve & </s>
            <s xml:id="echoid-s15840" xml:space="preserve">contemnendum videatur, tamen intimæ partis eſculen-
              <lb/>
            tæ ſapor corrumpitur, ſalibus grandinis ad ima permeantibus.</s>
            <s xml:id="echoid-s15841" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s15842" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s15843" xml:space="preserve">Non ſales tantummodò tum volatiles, tum fixos in
              <lb/>
            ſublime cum vaporibus elatos, verùm etiam terreni pulveris
              <lb/>
            vim non modicam aliquando in nubium uſque regionem trans-
              <lb/>
            ferri concedent, qui lapidibus pluiſſe putant non à turbine ex
              <lb/>
            torrentis alveo ſurreptis, ac poſtmodum dimiſſis, ſed in ipſo nu-
              <lb/>
            bium gremio genitis: </s>
            <s xml:id="echoid-s15844" xml:space="preserve">adeò ut non perſpicua glacies, cujuſmodi
              <lb/>
            eſt grando, ſed, ob admiſtionem plurimi terreni pulveris, opa-
              <lb/>
            cum quid coaluerit, à ſaxeâ duritie minimum diſtans; </s>
            <s xml:id="echoid-s15845" xml:space="preserve">hanc
              <lb/>
            enim ipſa grando obtinet etſi pellucida. </s>
            <s xml:id="echoid-s15846" xml:space="preserve">In horum opinionem ſi
              <lb/>
            nos adduci patiamur, ſaxeam hujuſmodi pluviam dupliciter
              <lb/>
            comminiſci poſſumus. </s>
            <s xml:id="echoid-s15847" xml:space="preserve">Primùm quidem ſi ſaxa illa decidua dica-
              <lb/>
            mus à grandinis natura non abfuiſſe; </s>
            <s xml:id="echoid-s15848" xml:space="preserve">ſed ſublatâ perſpicuitate
              <lb/>
            lapideam naturam mentita fuiſſe, atque poſtea grandinis in mo-
              <lb/>
            rem ſoluta fuiſſe in aqueum liquorem: </s>
            <s xml:id="echoid-s15849" xml:space="preserve">ſic vino vi ſulminis coa-
              <lb/>
            gulato non ultra triduum rigor ille durat, ut fuit obſervatum.
              <lb/>
            </s>
            <s xml:id="echoid-s15850" xml:space="preserve">Deinde ſi ingentem terreni pulveris copiam in ſublime elatam
              <lb/>
            admittamus ope ventorum invicem confligentium unà cum va-
              <lb/>
            pore & </s>
            <s xml:id="echoid-s15851" xml:space="preserve">ſalibus ſubactam, atque vehementi calore ſulphurea-
              <lb/>
            rum exhalationum excoctam in lapideam duritiem. </s>
            <s xml:id="echoid-s15852" xml:space="preserve">Huc for-
              <lb/>
            taſſe quis referat cauſam ejus, quod ſcribit Livius Decad. </s>
            <s xml:id="echoid-s15853" xml:space="preserve">4. </s>
            <s xml:id="echoid-s15854" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s15855" xml:space="preserve">9. </s>
            <s xml:id="echoid-s15856" xml:space="preserve">
              <lb/>
            ante med. </s>
            <s xml:id="echoid-s15857" xml:space="preserve">Novendiale deinde ſacrum tenuit, quòd in Piceno per tri-
              <lb/>
            duum lapidibus pluerat, ignesque Cœleſtes multifariam orti aduſſiſſe
              <lb/>
            complurium levi afflatu veſtiment a maximè dic ebantur: </s>
            <s xml:id="echoid-s15858" xml:space="preserve">quaſi potiſſi-
              <lb/>
            ma ignearum expirationum pars coiverit ad efformandos lapi-
              <lb/>
            des, reliquæ verò imbecilliores decidentes leviter </s>
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