Boyle, Robert, New experiments physico-mechanicall, touching the spring of the air and its effects, 1660

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              without (in the leaſt) turning into Air,
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              notwithſtanding its having been kept
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              there theſe fifty years: For he tells us,
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              That the Water hath continued there all
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              this while without any diminution. </s>
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              Schottus
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              Part 3.
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              Claſſ. </s>
              <s>1.</s>
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              <s>Nor does it appear in thoſe Glaſſes,
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              which for Chymical Experiments we uſu­
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              ally cloſe with
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              Hermes
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              his Seal (as they
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              call it) that the included Air does, during
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              its long Impriſonment, notwithſtanding
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              the alteration it receives from various de­
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              grees of heat, diſcernably alter its nature.
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              <s>Whereas we plainly perceive in our Dige­
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              ſtions and Diſtillations, that though it
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              may be rarified into inviſible Vapors, yet
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              it is not really chang'd into Air, but onely
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              divided by heat, and ſcatter'd into very
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              minute parts, which meeting together in
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              the Alembick or in the Receiver, do pre­
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              ſently return into ſuch Water as they con­
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              ſtituted before. </s>
              <s>And we alſo ſee, that
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              ev'n Spirit of Wine, and other ſubtle and
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              fugitive Spirits, though they eaſily fly in­
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              to the Air, and mingle with it, do yet in
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              the Glaſſes of Chymiſts eaſily lay aſide
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              the diſguiſe of Air, and reſume the deve­
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              ſted form of Liquors. </s>
              <s>And ſo volatile
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              Salts, as of Urine, Harts-horn,
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              &c.
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              though
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              they will readily diſperſe themſelves </s>
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