'4y 



ac demtrm ipfo faturari , ut nullum recipere amplius 

 poffint (x). Edutlo aere liquidorum volumen non minui- 

 fur (y), nee eodem in liquida fubeunte horum volumen 

 augetur ( ^ ). Augetur autem inrerea dum erumpir adeo,ut 

 liquida tunc temporis fpecifice leviora fi-anr ( a ) : etfi vero 

 liquida aere faturara Tint, baud minus incomprelfibilia funt, 

 quam ilia, quae aerem nullum continent (i), aer hie 

 non folum fublata externa preffione e liquidis prodit , fed 

 etiam calore(c), aut igne eietlrico ( W ), aut congelatione 

 ( tf ), aur percolatione (/) , aut ex alto delapfia (^). 

 " LII Ex quibus perfpicuum eft aerem fola gravitate aut 

 clafticitate fua liquidorum poros fubire, donee uniformiter 

 per ipfa fuerit diftributum (h). Hinc i*" prout fenfim in 

 poros fubeuus aer denfior fit ejufdem fubeuntis celeritas 

 imminuitur , donee tandem denfitas , & elafticitas recepti 

 in poros aiiris denlitati , & preffioni ambientis aequalis 

 evaferit , quando liquida jam nullum amplius aerem ad--i 

 mittunt , eoque faturata dicuntur. i° Aer hujufmodi quo- 

 tiiam in jx)ros liquidorum incompreffibilium recipitur , in- 



('« ) Auftores ino.v cit. , Boerha.awe praclec. ad § CCI p. 441 ad veibuin 



<taj}ice. 



ly) Hales I. c exp 1 n 7 p. 337, 338. 



^) Mairan 1. c. p. i}8, MuscH. introd. § 2165. 



' a ) BoYLc I. c. cxp. 25 , MuscM I. c. § 1165. 



'i) Eller Acad, de Berlin 1750 p. 69,70, 71. 



cS Mairan I.C.P.185.B0ERHAAWE ch. 1 p. 274exp. 6MusscH.imrod. § i45Ji. 



d) P. Bei-caria el artif. § 400 let. VI, §. i88. 



e ) Mairan I. c. a p. 287 ad 290. 



'f) Du-TooR I. c p. 492, 493. 



f J ) MuscHEMB. intiod. § 1477. 



,'fi) Paries ac'i'i inflar ipongiae aqua repleri ( Muschembroek irurod. II, 

 ") 1480) acreni ai)uac poros fubirc , uti vioi fpiritus eofdcm fubit 

 Mairan I. c. p. 13^). 'ola sravitaie liquorum poros fubire ( Du- 

 TouR I. c. p. 477), rum Veijel ex eo in primis , quod agititione 

 is aer cxcuii nequeat , quum rtvi'ra aquae pori ob asitationcm I. cum 

 quidein mutent , led nee coaiftaxi , nee delcri poffint (Mem, pre- 



Tc 



femees II , p. 88 ) . 

 Mijc. Taur. Tom. F. u 



