PHYSICAL AND LITERARY. 331 



pears, that this fait is principally compofed 

 of a fait like that of common fea fait, with a 

 fmall proportion of the alkaline kind. 



What remained after the fait was extrad- 

 ed out of the afhes, was only a (limy earth 

 and fome fand. 



To thefe analyfes, I (hall add two others. 

 Dr. Smidberg a Phyflcian at the Hague, ha- 

 ving diftilled fome peat in a retort, obtain- 

 ed from it a fpirit, an oil, a volatile fait, all 

 of them much like that of hartshorn. Ott- 

 man an Apothecary at Stutberg^ from a Swa- 

 bian peat, had a volatile fpirit, like that of 

 fpirit of tartar, a fetid oil, but no volatile 

 fait. 



The TJfes of Peat. 



The principal ufe of peat is burning, not 

 only for the fervice of families, but likeways 

 for that of a great many trades ; fuch as 

 brewers, bakers, diftillers, making of lime, 

 &c. : and, as there is a good deal of diffe- 

 rence in peats, and fome kinds preferred to 

 others, I fhall here take notice of fome of the 

 principal differences. 



The 



