C 77 ) 
Common Salt be contained in all the Purging Waters. 
The Fifth demonftrates the difference of this Salt, both 
from Nitre, and from the Salt of Lime ; notwithftand- 
ing it hath been taken for a Calcarious Nitre. The 
Sixth containeth fome; further Obftrvations of this Bit» 
ter Purging Salt, grounded chiefly upon the foregoing 
Experiments. 
Th: Latter Part hath Seven Chapters, The Firfl: 
fheweth the Ufe of the Waters, and of their Purging 
Salt in general. Wherein, thofe Objedlions, as may 
feem to lye ^g§inft the Salubrity hereof, are fully an* 
fwered. The Second Iheweth the ways of ufing the 
Salt; whereof one of the beft is to take it diilolved 
in its own Purging Water, raw, or firft a little boyled : 
Whereby the feid Water will work, both in a far left 
quantity, and more kindly and effeftually. The Third 
flieweth in what Difeafes this Medicine is to be uCed; 
particularly of the Stomach, as in want of Appetite, 
Vomitings, Pains like thofe of theColick, Hypochon- 
driacal Melancholy with Heat, and that Difeafe called 
the Heart-burning. The Fourth, in what Difeafes of 
the Guts, and adjacent Parts,- as theColick, Worms, 
Nephritick Pains, commionly callcd,6the Stone-^Colick, 
Hot Urine, Suppreflion of Urine, Diabetes, and the 
Jaundies. The Fifth, in what Difsafts of the Head | 
as Madnefi, Head-ach, and the Megrim. The Sixth , 
in what other Difeafes more Univerfal ; as Mother-Fits, 
the Wandring Gout, commonly called a Rheumatifm , 
and the Scorbutick Itch. The lafl: mentioneth the Dif- 
eafes wherein it is improper and hurtful. 
To all which, the Doftor premifes this oecefTary 
Caution, That this Medicine, in any more than ordi- 
nary Cafe, be never ufed alone, bur in conjuaftion with 
other convenient Remedies; fome whereof he hath 
thought fit to mention. Yet fo, as no where to fee 
N 'dcma 
