ficcitatem aūt inducit qꝛ calor agēs inhumiditatē priꝰ eā diſſoluit ⁊ diſſolutācōſumit ⁊ ſic ficcitas que eſt lima caloriſinducitur ⁊ etiā cōſeruatur. Caliditasigit̉ eſt elemētaris qͣlitas ſumme actiua ꝙ patꝫ ꝑ eiꝰ affectū Dum enim agitin rēaliquā. primo eius ꝑtes diſſoluitquibꝰ diſſolutis res debilior efficitur q̄ꝑ ꝑtiū coherentiam fortior fuit. ⁊ ideoactio rei agentis minꝰ reſiſtit. Item caliditas eſt oīm generabiliū artirex ⁊ cauſa generatiōis totius prīcipaliter effectiua. Eſt aūt duplex caliditas. caliditas ſolaris ſiue celeſtis generās. ⁊ hec ēſaluatiua et generatiua. Unde qn̄qꝫ generātur rane ex celeſti calore in aere.alia eſt elementaris et generata. ⁊ hec ēcorruptiua ⁊ ꝯſumptīa ſicut qn̄ fit coadunatio fractorū radioꝝ in puncto alicuius corꝑis ꝑſpicui ſi fiat coadunatō radioꝝ in ſpeculo pōt incendi ſtuppa ex reflectione radiorū ⁊ cōburi. Itē inferiorū ad ſuꝑiora reductiua faciēdo enī motum a centro ad circūferentia diſſoluitterreſtria in aquoſa ⁊ aquoſa in aerea ⁊illa in ignea ⁊ ſic inferiora ⁊ media reducit in ſua ſuꝑiora. Itē eoꝝ quē dure ſūtcōpactōis eſt remollitiua. agēdo enī ingroſſaꝫ ſubſtantiā eā mollificat diſſoluendo vtꝫ in metallis calore lique factꝭdiſſoluēdo enī t̓reſtria in aquoſa remollit. Item molliū ⁊ liquidoꝝ eſt induratiua vt pꝫ in ouo igni appoſito qꝛ liqͥdioribus ⁊ ſubtilioribꝰ ꝑtibꝰ reſolutis. terreſtribꝰ ꝑtibꝰ remanētibꝰ indureſcit. Iteꝫdenſoꝝ eſt ſubtiliatīa. dū enī motū a centro ad circunferētiā hēat vi ſua rē ī quāagit diſſoluit ⁊ ſue actioni ydoneā reddit. vn̄ſcū rem ad ſimplicitatē reducerelaborat ꝑ ꝯſequēs ſubtiliat. nā ſimplicitas groſſe rei ſubtilitas ē que naſciturꝑ minorē ꝑtiū cōpactiōem vt pꝫ in glacie que calore ſoluta ſubtiliat̉ Itē virtute ſua ē depuratiua metalloꝝ ⁊ rubiginiſip̄oꝝ cōſumptiua Nam agēdo in ſubſtātiā ipſiꝰ metalli illā diſoluit ⁊ ſi qͥd inuenit feculentie rubigis ſeꝑat ⁊ cōſumit.ſi aūt fuerit aurū omnino purū violentia caloris quidē diſſoluit ſed nō conſumit̉. vnde aurū ꝑfecte depuratuꝫ qͣꝫuisLiber Quartusꝑ calorem diſſoluatur nō tn̄ in ſuo pondere minoratur. Itē caliditas eſt accidētaliter corruptiua vt eſt videre qn̄ calorplus diſſoluit qͣꝫ cōſumat. ip̄i humoresputrefiūt ⁊ corrupūt̉ vt pꝫ in cumulo frumēti aqua aſperſo vbi calor intercluſusaquā reſoluit ī famoſitatē que incluſa ⁊retēta grana remollit ⁊ putrefacit ac corrumpit. Item naturaliter eſt grauiū alleuitiua. dū eī hūiditas ꝑ calorē reſoluta cōſumitur. pōdus minoratur ⁊ ſic ſubſtantia rei leuiatur. ꝓpterea calore agēte in humiditatē fumus generat̉ qui fumus alleuiatur ⁊ depuratur ⁊ in ſpiritūſcꝫ ſubſtātiā leuē ⁊ aereā mutatur ⁊ remin qua continetur reddit leuiorē. Hinceſt ꝙ corꝑaᵛ animaliū viuentiū incomꝑabiliter ſunt leuiora qͣꝫ corꝑa mortuorū ꝓpter calorē ⁊ ſpiritū cōtentū in arterijs ⁊ ī venis. Sic enī corꝑa animātiuꝫſunt leuiora poſt prādiū qͣꝫ an̄ ꝓpter caloris cōfortatiōeꝫ. Item accidētaliter ē caliditas aggrauatiua. Agēdo enī in ſubſtantiā rei. ſubtiliores et leuiores ꝑtescōſumit ⁊ remanētibꝰ ꝑtibꝰ groſſioribꝰfit ꝯpactio ⁊ ꝑ ꝯſequēs aggrauatio. perporoꝝ etiā apertiōeꝫ ex vi caloris fit ſpirituū euaꝑatō ex quoꝝ pn̄tia corpꝰ leuiat̄ qͥbꝰ euaporatiſ ꝑ ip̄oꝝ abſentiā aggrauatur. Ite caliditas eſt caloris rubei generatiua. agēs enī in materiam partesterreſtres reſoluit in aquoſas ⁊ illas inaereas ⁊ in igneas. vn̄ ex circūfuſione ignearū ꝑtiū īmitantiū rei ſuꝑficieꝫ calorigneus .ſ. rubius generatur ſicut eſt videre in roſis. Propterea dū ꝑ calorē calidi humores in corꝑe generant̉ ex eorūdiffuſione ꝑ corꝑis ſuꝑficiē color rubeꝰgeneratur. Item accidentalit̓ ē diſcoloratiua qꝛ per caliditatē poros aperiētemexalāt humores et ſpiritus euaneſcuntex quoꝝ pn̄tia fiebat coloratio eoꝝ abſētia color diſcolor generat̉. ſicut eſt videre de roſa que de fumo ſulphuris albeſcitItem nimis intēſa naturaliter eſt mortificatiua. quia dum vltimꝰ motꝰ caloris agit in ſubſtantiā eam ad vltimū reſoluit. reſoluendo in fine deſtruit ⁊ cōſumit. Item accidentaliter eſt viuificatiua. quia per caliditatē preſtanteꝫ motud 2