g6 C>f tt^e ^et^anttal flDiigine 



parency or its Fluidity. 

 : And here I (hall put an end to the 

 firftSe&ibn, ( containing our Notes 

 about Cold) the defign of which 

 may be not a little promoted by com-* 

 paring with them the beginning of 

 the enfuing Se&ioft. For if it be 

 true ^ that (as we there (hew) the 

 nature of Heat confifts either one- 

 ly ot chiefly in the local motion of the 

 fmall parts of a body Mechanically 

 modified by certain conditions , of 

 which the principal is the vehemen- 

 cyofr the various agitations of thole 

 infenfible parts 3 and if it be alfo 

 true, as Experience witnefles it to be 5 

 that^when the minute parts of a body 

 are in or arrive at fuch a ftate, that 

 they are more (lowly or faintly agi- 

 tated than thofe of our fingers or 

 other organs of feeling, we judge 

 them cold: Thefe two things laid 

 together feem plainly enough to ar- 

 gue, that a Privation or Negation of 

 that Local Motion that is requifite to 

 conftitute Heat, may fuffice for the 

 Renominating a body Coldy as Gold- 



nefs 



