1 8 sDf tfce #ec^anica! &Mim 



if you putrefie or digeft Urine, 

 though in a well-dofed Glafs-Veffel, 

 for feven or eight weeks, that gentle 

 warmth will make the fmall parts fo 

 rub againft, or otherwife aft upon, 

 one another, that the finer ones of 

 the Salt will perhaps be made more 

 (lender and light, and however will 

 be made to extricate themfelves fo 

 far as to become volatile , and, a- 

 fcending in a very gentle heat, leave 

 the greateft part of the phlegm be- 

 hind them. 



2. So, ifMuftjorthefweet juice 

 of Grapes, be diftilled before it have 

 been fermented, 'tis obferved by 

 Chymifts, and we have tried the like 

 in artificial Wine made of Raifins, 

 that the phlcgm,but no ardent Spirit, 

 will afcend. But when this Liquour 

 is reduced to Wine by fermentation, 

 which is accompanied with a great 

 and inteftine commotion of the juft- 

 ling parts, hitting and rubbing again!* 

 one another , whereby feme proba- 

 bly come to be broken, others to be 

 varioufly ground and fubtilizcd, the 



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