1blown in, could get out of them, but by
violently breaking them.
violently breaking them.
It will not be amiſs on this occaſion to
point at ſomething which may deſerve a
more deliberate Speculation then we can
now afford it; namely that the Elaſtical
Power of the ſame Quantity of Air may
be as well Encreaſ'd by the Agitation of
the Aërial Particles (whether onely mo
ving them more ſwiftly and ſcattering
them, or alſo extending or ſtretching
them out, I determine not) within an
every way incloſing and yet yielding Bo
dy; as Diſplay'd by the withdrawing of
the Air that preſſ'd it without. For we
found that a Bladder, but moderately
fill'd with Air and ſtrongly ty'd, being
a while held near the Fire, not onely grew
exceeding turgid and hard, but after
wards, being approach'd nearer to the
Fire, ſuddenly broke with ſo loud and ve
hement a noiſe, as ſtony'd thoſe that were
by, and made us, for a while after, almoſt
deaf.
point at ſomething which may deſerve a
more deliberate Speculation then we can
now afford it; namely that the Elaſtical
Power of the ſame Quantity of Air may
be as well Encreaſ'd by the Agitation of
the Aërial Particles (whether onely mo
ving them more ſwiftly and ſcattering
them, or alſo extending or ſtretching
them out, I determine not) within an
every way incloſing and yet yielding Bo
dy; as Diſplay'd by the withdrawing of
the Air that preſſ'd it without. For we
found that a Bladder, but moderately
fill'd with Air and ſtrongly ty'd, being
a while held near the Fire, not onely grew
exceeding turgid and hard, but after
wards, being approach'd nearer to the
Fire, ſuddenly broke with ſo loud and ve
hement a noiſe, as ſtony'd thoſe that were
by, and made us, for a while after, almoſt
deaf.
HAving thus ſeen that the Air has an
Elaſtical Power, we were next deſi
rous to know in ſome meaſure how far a
Elaſtical Power, we were next deſi
rous to know in ſome meaſure how far a
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