1the recovery of its former more looſe and
free condition, till the Fleece have ei
ther regain'd its former Dimenſions, or
at leaſt, approach'd them as near as the
compreſſing hand (perchance not quite
open'd) will permit. This Power of
ſelf-Dilatation, is ſomewhat more conſpi
cuous in a dry Spunge compreſſ'd, then
in a Fleece of Wooll. But yet we ra
ther choſe to imploy the latter, on this
occaſion, becauſe it is not like a Spunge,
an entire Body, but a number of ſlen
der and flexible Bodies, looſely com
plicated, as the Air it ſelf ſeems to
be.
free condition, till the Fleece have ei
ther regain'd its former Dimenſions, or
at leaſt, approach'd them as near as the
compreſſing hand (perchance not quite
open'd) will permit. This Power of
ſelf-Dilatation, is ſomewhat more conſpi
cuous in a dry Spunge compreſſ'd, then
in a Fleece of Wooll. But yet we ra
ther choſe to imploy the latter, on this
occaſion, becauſe it is not like a Spunge,
an entire Body, but a number of ſlen
der and flexible Bodies, looſely com
plicated, as the Air it ſelf ſeems to
be.
There is yet another way to explicate
the Spring of the Air, namely, by ſuppo
ſing with that moſt ingenious Gentleman,
Monſieur Des Cartes, That the Air is no
thing but a Congeries or heap of ſmall
and (for the moſt part) of flexible Parti
cles; of ſeveral ſizes, and of all kinde of Fi
gures which are raiſ'd by heat (eſpecially
that of the Sun) into that fluid and
ſubtle Etheriall Body that ſurrounds
the Earth; and by the reſtleſſe agi
tation of that Celeſtial Matter where
in thoſe Particles ſwim, are ſo whirl'd
the Spring of the Air, namely, by ſuppo
ſing with that moſt ingenious Gentleman,
Monſieur Des Cartes, That the Air is no
thing but a Congeries or heap of ſmall
and (for the moſt part) of flexible Parti
cles; of ſeveral ſizes, and of all kinde of Fi
gures which are raiſ'd by heat (eſpecially
that of the Sun) into that fluid and
ſubtle Etheriall Body that ſurrounds
the Earth; and by the reſtleſſe agi
tation of that Celeſtial Matter where
in thoſe Particles ſwim, are ſo whirl'd