I, AN.IMALCULA OF INFUSIONS. 23 



tomed to that degree, fuffer no injury, though at 

 furft it would have been fatal to them. And we 

 know, that men who can hardly endure the va- 

 pour bath fix minutes, and are covered with 

 pxofufe p^rfpiration, can, in procefs of time, re- 

 main fifteen minutes without any fenfible incon- 

 vcrjience (i). 



'-• ^ '^i') Both man and animals can bear an incredible de- 

 •grfee of heat without perifhing, and even without any 

 fenfible injury. Not that the living body will become 

 heated to a high degree ; it always preferves a tempera- 

 ture near what it fliould have in a natural ftate. In a 

 memoir on tliis fubjed, it is faid that a girl fupported 

 284°, in an oven without inconvenience. Thofe ferving 

 the oven bore 257" a quarter of an hour, and perhaps 

 could have endured 212" half an hour. Tiilet fur kf 

 chaleurs auquels les bonimes font capablcs de refijler. Mem, 

 dsVAcad. Roy. 1764. Several perfons bore a room heat- 

 ed to 198°. 210°. 211°. The fame perfons could juft bear 

 cooling fpirits at 130°, cooling oil at 129°, and cooling 

 quickfilver at 117°. They could not fuffer the heat of 

 water at 125"; Philofophical Tranfa£l':oris, IJ'/S, p. 1 1 7, 

 1 20. Different perfons at Liverpool bore the heat of an 

 apartment at 224*^; and Sir Charles Blagden bore oms 

 at 260°. F/^Uaf. Tran/ac. 



A dog has been in the heat of 736° without inconve- 

 nience ; and a fpecies ef tsnia has been found alive in 

 a boiled catp. 



In Ruffia, the vapour bath is faid by Storck to be 

 generally 13 3*'. according to D'Autsroche 167°: and 

 Acerbi obferves, that ihofe in Finland are from 158" to 

 167'.— T. 



YOL. U C I 



