[702] 
I Experiments and Confiderations about the FORQ^ 
S ITT of BODIES, in tm Effays hy the Honourable 
Robert Boyle Fellow of Royal Society 
Lond/in 8' 1684. 
'tf "^He Honourable Author,coiitinuing his endeavours 
1 toeftablifh alolid and rational Philolophy, does 
in this book difcourfe of the fmall Pores of Bodies^ 
a fubjedl of very great importance towards an intelligible 
account of Occult Qualities. 
The Book confifting of two Effays, the former of them 
treats of the P(?r<?^/y«^/)r of Animal Bodies^ and fhewsthac 
the parts of Animals (efpecially whilft thefe are alive^ 
are furniflit with numerous pores j which is deduced from 
the Frame or Gonftitution, of the ftable parts of the bo- 
dies of Animals,- 
From the nature of nutrition in Animals ; for that re* 
quires, that the body abound with Pores^ into which con- 
gruous particles may be admitted, for the natural in- 
creafe of the part* 
From the great plenty of matter daily carried oflF by 
fweat, and infenfible tranfpiration s by which, and feve- 
ral other arguments, he proves the poroulnefs of the Ski^i 
he proves the fame thing in the membranes, that inveft 
the internal parts i in the urinary bladders of dead ani- 
mals ; and in the Films that line the fhells of Eggs. 
From the entrance of Effluvia into Animals,- evident 
from the operation of fome plaifters, and vegetable oint- 
ments; from the efFedts of Pericarpia, or wrift-bands; 
and from Cantharides ufed in bliftering plaifters; and ef- 
fecting the urinary paffages even before the skin of the 
blifter is broke : And thele Eff^luvia may be barely Fumes, 
Thus the Fumes of the permeating Menjiruum have ting d 
apiece of (liver coin through a moiflened urinary blad- 
der 
