too big to get in at the Pores or 

 Commitlures of the body to be dif- 

 folvedi nor yet be fo very minute 

 as to pafs through them, as the beams 

 of Light do through Giaft$ or to 

 be unable by reafon of their great 

 flendernefs and flexibility to disjoyn 

 tie parts they invade. 



Secondly, That thefe Corpufcles 

 be of a (hape fitting them to infinu- 

 atethemfelves more or lefs into the 

 Pores or Commiffures above-menti- 

 oned^ in order to the didbciating of 

 the folid part*. 



Thirdly That they have a com- 

 petent degree of folidity to disjoyn 

 the Particles of the body to be dif- 

 folvedj which Solidity of Solvent 

 corpufcles is fomewhat diftindi from 

 their bulk, mention'd in the firft 

 Qualification i as may appear by 

 comparing a ftalk of Wheat and a 

 metalline Wire of the fame Diame* 

 ter, or a flexible wand of Ofier of 

 the bignefs of ones little finger, with 

 a rigid rod of Iron of the fame length 

 and thicknefs. 



A 3 Fourth- 



