of €femicai Wwi pttattom 2 5 



tant wore than by its weight, or at 

 leaft ( beftdes the weight it adds : 

 Though I forget not r that I lately 

 gave an example of a (hining pow- 

 der of Gold, that fell to the bottom 

 of a Menftruum without the help of 

 an External Precipitant : But that 

 was donefo (lowIy D that it may be dis- 

 puted, whether it were a true Preci- 

 pitation 3 and I alledged it not as 

 fuch, but to (hew* that the increased 

 bulk of Particles may make them un- 

 fit to fwirri in Menftruums, whereio 

 they fwam whilft they were more 

 minute. • And the like anfwer may 

 be accommodated to the Precipitate 

 perfe newly mentioned. 



This premifed, 1 proceed now to 

 obferve, that the general way, Haft 

 propofed, contains in it feveralfub- 

 ordinate wayes, that are more parti- 

 cular 5 /of which I (hall now mentis 

 6n the chief that occur to me, and 

 thoughjkit briefly, iljuftrate each of 

 them By examples. And fir ft a Pre- 

 cipitation may be macl^ifthefaline 

 pjr other dtflblving particles of the 



Menftru- 



