Boyle, Robert
,
New experiments physico-mechanicall, touching the spring of the air and its effects
,
1660
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ceſs of the heat, grew weaker then before.
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>But though we reject not that gheſs, yet
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it will not in the preſent caſe ſerve the
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turn, becauſe that much ſmaller Glaſs
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bubbles exactly cloſ'd, will, by the in
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cluded Air (though agitated but by the
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heat of a very moderate Fire) be made
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to fly in pieces. </
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>Whether we may be
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aſſiſted to ſalve this Problem, by conſi
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dering that the heat does from within ve
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hemently agitate the Corpuſcles of the
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Air, and adde its aſſiſtance to the Spring
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they had before, I ſhall not now examine:
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ſince I here but propoſe a Problem, and
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that chiefly that by this memorable Story
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Cabæus,
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notice may be taken of the
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prodigious power of Rarefaction, which
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hereby appears capable of performing
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ſtranger things then any of our Experi
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ments have hitherto aſcrib'd to it. </
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>We ſhould hence, My Lord, imme
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diatly proceed to the next Experiment,
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but that we think it fit, on this occaſion,
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to acquaint You with what ſome former
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tryals (though not made in our Engine)
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have taught us, concerning what we
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would have diſcover'd by the newly
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mention'd Bubble that broke. </
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the rather, becauſe (a great part of this </
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