1ſure of the outward againſt the ſame Glaſs.
And we ſee in bubles, that by reaſon of
this an exceeding thin film of Water is
often able, for a good while, to hinder the
eruption of a pretty quantity of Air. And
this may be alſo more conſpicuous in
thoſe great Spherical bubles that boyes
ſometimes blow with Water, to which
Sope has given a Tenacity. But that, if the
preſſure of the ambient Air were remov'd,
the internal Air may be able to break
thicker Glaſſes then thoſe lately men
tion'd, will appear by ſome of the follow
ing Experiments; to which we ſhall there
fore now haſten, having, I fear, been but
too prolix in this Excurſion, though we
thought it not amiſs to annex to our firſt
Experiments ſome general Conſiderati
ons touching the Spring of the Air, be
cauſe (this Doctrine being yet a ſtranger
to the Schools) not onely we finde not
the thing it ſelf to be much taken notice
of; but of thoſe few that have heard of it,
the greater part have been forward to re
ject it, upon a miſtaken Perſwaſion, that
thoſe Phænomena are the effects of natures
abhorrency of a Vacuum, which ſeem to
be more fitly aſcribeable to the weight
and Spring of the Air.
And we ſee in bubles, that by reaſon of
this an exceeding thin film of Water is
often able, for a good while, to hinder the
eruption of a pretty quantity of Air. And
this may be alſo more conſpicuous in
thoſe great Spherical bubles that boyes
ſometimes blow with Water, to which
Sope has given a Tenacity. But that, if the
preſſure of the ambient Air were remov'd,
the internal Air may be able to break
thicker Glaſſes then thoſe lately men
tion'd, will appear by ſome of the follow
ing Experiments; to which we ſhall there
fore now haſten, having, I fear, been but
too prolix in this Excurſion, though we
thought it not amiſs to annex to our firſt
Experiments ſome general Conſiderati
ons touching the Spring of the Air, be
cauſe (this Doctrine being yet a ſtranger
to the Schools) not onely we finde not
the thing it ſelf to be much taken notice
of; but of thoſe few that have heard of it,
the greater part have been forward to re
ject it, upon a miſtaken Perſwaſion, that
thoſe Phænomena are the effects of natures
abhorrency of a Vacuum, which ſeem to
be more fitly aſcribeable to the weight
and Spring of the Air.