Bacon, Francis
,
Sylva sylvarum : or, a natural history in ten centuries
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<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 330
331 - 360
361 - 390
391 - 420
421 - 450
451 - 480
481 - 510
511 - 540
541 - 562
>
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9
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file
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0043
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43
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Century I.
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and Living Creatures, they will. </
s
>
<
s
xml:id
="
echoid-s796
"
xml:space
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preserve
">It is no marvel there fore, that a ſmall Quan-
<
lb
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tity of Spirits, in the Cells of the Brain, and Cannals of the Sinews, are able
<
lb
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to move a whole Body (which is of ſo great maſs) both with ſo great force,
<
lb
/>
as in Wreſtling, Leaping; </
s
>
<
s
xml:id
="
echoid-s797
"
xml:space
="
preserve
">and with ſo great ſwiftneſs, as in playing Diviſi-
<
lb
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on upon the Lute: </
s
>
<
s
xml:id
="
echoid-s798
"
xml:space
="
preserve
">Such is the force of theſe two Natures, Air and Flame
<
lb
/>
when they incorporate.</
s
>
<
s
xml:id
="
echoid-s799
"
xml:space
="
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"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s800
"
xml:space
="
preserve
">TAke a ſmall Wax-Candle, and put it in a Socket of Braſs or Iron, then
<
lb
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<
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xlink:label
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note-0043-01
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note-0043-01a
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xml:space
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">31.</
note
>
<
note
position
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right
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xlink:label
="
note-0043-02
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xlink:href
="
note-0043-02a
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xml:space
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preserve
">Experiment
<
lb
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Solitary,
<
lb
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touching the
<
lb
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Secret Nature
<
lb
/>
of Flame.</
note
>
ſet it upright in a Porringer full of Spirit of Wine, heated; </
s
>
<
s
xml:id
="
echoid-s801
"
xml:space
="
preserve
">then ſet
<
lb
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both the Candle, and Spirit of Wine on fire, and you ſhall ſee the flame of
<
lb
/>
the Candle open it ſelf, and be
<
unsure
/>
come four or five times bigger then other-
<
lb
/>
wiſe it would have been, and appear in figure Globular, and not in Pyramis.
<
lb
/>
</
s
>
<
s
xml:id
="
echoid-s802
"
xml:space
="
preserve
">You ſhall ſee alſo, that the inward flame of the Candle keepeth colour, and
<
lb
/>
doth not wax any whit blew to wards the colour of the outward flame of
<
lb
/>
the Spirit of Wine. </
s
>
<
s
xml:id
="
echoid-s803
"
xml:space
="
preserve
">This is a noble inſtance, wherein two things are moſt
<
lb
/>
remarkable; </
s
>
<
s
xml:id
="
echoid-s804
"
xml:space
="
preserve
">the one, that one flame within another quencheth not, but is
<
lb
/>
a fixed Body, and continueth as Air or Water do; </
s
>
<
s
xml:id
="
echoid-s805
"
xml:space
="
preserve
">and therefore flame would
<
lb
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ſtill aſcend upwards in one greatneſs, if it were not quenched on the ſides; </
s
>
<
s
xml:id
="
echoid-s806
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xml:space
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preserve
">
<
lb
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and the greater the flame is at the bottom, the higher is the riſe. </
s
>
<
s
xml:id
="
echoid-s807
"
xml:space
="
preserve
">The other,
<
lb
/>
that Flame doth not mingle with Flame, as Air doth with Air, or Water
<
lb
/>
with Water, but onely remaineth contiguous; </
s
>
<
s
xml:id
="
echoid-s808
"
xml:space
="
preserve
">as it cometh to paſs be-
<
lb
/>
twixt Conſiſting Bodies. </
s
>
<
s
xml:id
="
echoid-s809
"
xml:space
="
preserve
">It appeareth alſo, that the form of a Pyramis in
<
lb
/>
Flame, which we uſually ſee, is meerly by accident, and that the Air about,
<
lb
/>
by quenching the ſides of the Flame, cruſheth it, and extenuateth it into
<
lb
/>
that form; </
s
>
<
s
xml:id
="
echoid-s810
"
xml:space
="
preserve
">for of it ſelf, it would be round: </
s
>
<
s
xml:id
="
echoid-s811
"
xml:space
="
preserve
">And thereſore Smoak is in
<
lb
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the figure of a Pyramis reverſed; </
s
>
<
s
xml:id
="
echoid-s812
"
xml:space
="
preserve
">for the Air quencheth the Flame, and re-
<
lb
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ceiveth the Smoak. </
s
>
<
s
xml:id
="
echoid-s813
"
xml:space
="
preserve
">Note alſo, that the flame of the Candle, within the
<
lb
/>
flame of the Spirit of Wine, is troubled, and doth not onely open and move
<
lb
/>
upwards, but moveth waving, and to and fro: </
s
>
<
s
xml:id
="
echoid-s814
"
xml:space
="
preserve
">As if Flame of his own Na-
<
lb
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ture (if it were not quenched) would roul and turn as well as move up-
<
lb
/>
wards. </
s
>
<
s
xml:id
="
echoid-s815
"
xml:space
="
preserve
">By all which it ſhould ſeem, that the Celeſtial Bodies (moſt of them)
<
lb
/>
are true Fires or Flames, as the Stoicks held; </
s
>
<
s
xml:id
="
echoid-s816
"
xml:space
="
preserve
">more ſine (perhaps) and rari-
<
lb
/>
fied, than our flame is. </
s
>
<
s
xml:id
="
echoid-s817
"
xml:space
="
preserve
">For they are all Globular and Deternate, they have
<
lb
/>
Rotation, and they have the colour andſplendor of Flame: </
s
>
<
s
xml:id
="
echoid-s818
"
xml:space
="
preserve
">So that Flame
<
lb
/>
above, is durable and conſiſtent, and in his natural place; </
s
>
<
s
xml:id
="
echoid-s819
"
xml:space
="
preserve
">but with us, it
<
lb
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is a ſtranger, and momentany and impure, like Vulean that halted with his
<
lb
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fall.</
s
>
<
s
xml:id
="
echoid-s820
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s821
"
xml:space
="
preserve
">TAke an Arrovv, and hold it in Flame for the ſpace of ten Pulſes; </
s
>
<
s
xml:id
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echoid-s822
"
xml:space
="
preserve
">and
<
lb
/>
<
note
position
="
right
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xlink:label
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note-0043-03
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xlink:href
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note-0043-03a
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xml:space
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preserve
">32.</
note
>
<
note
position
="
right
"
xlink:label
="
note-0043-04
"
xlink:href
="
note-0043-04a
"
xml:space
="
preserve
">Experiment
<
lb
/>
Solitary,
<
lb
/>
touching the
<
lb
/>
Different force
<
lb
/>
of Flame in the
<
lb
/>
midſt, and on
<
lb
/>
the ſides.</
note
>
when it cometh forth, you ſhall finde thoſe parts of the Arrow which
<
lb
/>
were one the outſides of the Flame, more burned, blacked, and turned al-
<
lb
/>
moſtinto a Coal; </
s
>
<
s
xml:id
="
echoid-s823
"
xml:space
="
preserve
">whereas that in the midſt of the flame, will be as if the
<
lb
/>
fire had ſcarce touched it. </
s
>
<
s
xml:id
="
echoid-s824
"
xml:space
="
preserve
">This is an inſtance of great conſequence for the
<
lb
/>
diſcovery of the nature of Flame, and ſheweth manifeſtly, that Flame burn-
<
lb
/>
eth more violently to wards the ſides, then in the midſt: </
s
>
<
s
xml:id
="
echoid-s825
"
xml:space
="
preserve
">And, which is
<
lb
/>
more, that Heat or Fire is not violent or furious, but where it is checked and
<
lb
/>
pent. </
s
>
<
s
xml:id
="
echoid-s826
"
xml:space
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preserve
">And therefore the Peripateticks (howſoever their opinion of an Ele-
<
lb
/>
ment of Fire, above the Air, is juſtly exploded) in that point they acquit
<
lb
/>
themſelves well: </
s
>
<
s
xml:id
="
echoid-s827
"
xml:space
="
preserve
">For being oppoſed, that if there were a ſphere of Fire,
<
lb
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that incompaſſEd the Earth ſo near hand, it were impoſſible, but all things
<
lb
/>
ſhould be burnt up; </
s
>
<
s
xml:id
="
echoid-s828
"
xml:space
="
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">they anſwer, that the pure Elemental Fire, in his own
<
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place, and notirritate, is but of a moderate heat.</
s
>
<
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="
echoid-s829
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