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may be done by drinking a quantity of a lixivium 

 made by a folution of fait of tartar in water : for 

 this fait, uniting with the corrofive cryftallinc 

 fait, will, after fome degree of effervefcence, kill 

 it, as the chemiils fpeak ; by which means, being 

 difengaged from the mineral globules, it will be 

 rendered of no effedl"*. 



The SOLUTION or SALT of LEAD. 



Lead is a metal eafily corroded, efpecially by 

 the warm fleams of acids, fuch as vinegar, cyder, 

 lemon-juice, rhenifh wine, &c. And this 

 folution, or fait of lead, is a flow and infidious, 

 though certain poifon. The glazing of all our 

 common brown pottery ware, is either lead or 

 lead ore. If black, it is lead ore, with a fmaU 

 proportion of manganefe, which is a fpecies of 

 iron ore. If yellow, the glazing is lead ore, and 

 appears yellowifh by having fome pipe or white 



clay 

 • Mtad on Ppifons, Eflav ir. 



