New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1861-09-01

You ace then In the frat Instance, that Mn !,
cup is formed. As the er comes 70 VIC h;ah The
moves upward by the foFee 81 me all the 1ides
he Of the candle produces a it so coV adre mnch
Of tho wax sallow or fuel ae to Keep wy IL. hy
cooler than tie part Within tae part t W i co.. 70
TIE fame that runs Gown tho VICE 40 ~ the outside
docs moi melt If ma lie current IN olo III 1877
nv cup would be lop--idsd, aud the nuiu ~U h;cb
onsntiv rim over: for the ZANE force OF sHtn!
holds worlds together holds this fud N S nrsa bs
too and If the cur bs not horizontal OF course the
Amid will run away IN gutteIing lou ses, Iei1o'
that the emp 10 formed BY this beautifully regular
eendng current of air playing upon Ill fuel would
foy candle which has not tho property Of giving
this CUP, except such fuel the Irish wne
the material itself 10 like sponge and hoids ns own
fuel You sec now why you would have mao sucn .
bad result If you were TO burn these beautiful canoteS
tbst have shown you, which irregular, interm-
tent In their SHAPE and therefore hayethat nice
formed edge TO the cup which the grea! oesu II,
ton OF srocemthat is is ailitys tho better point
of beauty about it. 1t IL not the best looking thing
but the best acting thing, which Is the most advan,
tageous to us. Tbs good-looking csndIo o
it because d the rregulaty Of the stream Of ar and
the badness of the cup which Is formed thereby. I
may see some pretty examples land t,us' YOU W
notice these nstances) OF the action OF inc
current when YOU have little gutter run down .ue
side of q candle making il thicker there thah 70
elsewhere As the canas goes on burning, that keeps
its place and forms little pillar sticking up py nv
side, because "a 1t rises higher sooYe tne "a ors
wax or fuel the air gets better round e. ana Is noio
cooled and better able to resist the action OF the nea
| at little distance. Now the greatest mistakes suu
faults with regard to candles as in many oner tns
often bring with them instruction which We snouio
NO, receive if thew had not occurred. We come here
to be philosophers, and hope you Viii always iene
Der that whenever result happens, especially pe
| new, YOU should gay, What 10 inc Cause wy
| does il occur T. and you Wuli III Ins oonso VI 'O'
| fud out the reason.
A portion of the last lecture is devoted to the
analogy between the combustion OF candle ana
the process of respiration, concerning which inc
Professor brings forward many curious de1ail''
CANpIE.BURNING AND BREATHING.
Now, must take you to very interesns par. ~
oar suhieco the restion netween the com ustion o.
| a caude and that living kind OF CON ushon Wmcu
goes on within IN every ore OF us !nere IN .'s
process Of combustion going on yey aim W 'na. VI
q cand g. and puf: try TO make that pam 70 YOU
Tr Il IL not merely rue in poetCsl sense-the rela
ton of the life Of man " tafer and, you VII IIi
low / think can make this car. In 9rarE 70 niaho
tho relation very plain, have devised niue aPplls
rms which we eau soon build up before you Here
board and groove cut i'll it, and can close the groove
AT the TOP part by little covert eau then coh'huo
the groove as a channel by glass tuhs a. esch emu,
there being ee passage through she whole suppose
Lake tsIer or candle 1--WE now lie liberal 10 oar
nse of tho word candle" since we understand what
it eans) and place h in one of the tubes II VIII 90
| nm
al which feeds the flame passes down the tube AZ one
end then goes along the horizontal tnte, sn9 aoehuS
the tube at tire other end in which the taper IL placed
If SOP tbs aperture through which We sir eu'os,
| I stou the com ustion, you perceive. stop 'ne
,upiy of air and consequently the candle goes OUT
But now ehat will you think Of ibis fact LII Tor
ner experiment showed you the AIR gong from
one burning candle TO second caneie. t,os .le
NV a complicated arrangement, into this tn o shouih
put this i5tnirg candle out Bnt what wiii you say
when Itel you that my breath Wi pn' Out thAt Ssau,f
DO moi mean by blowing 1T all but simply that the
nature OF my breath j. such that caIde cannot onrh
in IT, will now hold my mouth o7er the sfsiiue,
and without blowing tho lane 10 any way, no ar
, enter the tubs but hat comes ron ~ mouth iou
ses the result. 1 did not t,ow -. eddie out.
merely let the air with e.5 81 ~ no tbt nper
turs. and the lesut VIZ thsl 10 d. wens cnf ior
want of oxygen. and for nc ;,r i's"'H' o"hs p,ns
oxygen from the lir - - " Z" .N' - S"YlE
. the combustion Of TIE O.. q y. . - 49,
pretty to the tue scs Osi're &c .-- nneI
throw into thn part Of the eppetans h-s reached the
candle. The candle al hrst goes on burning, but 40
soon as the air has lad tine 70 rssoh u g2es ou.
And now will show you another penmsn', because
thi. is AN important pet OF our pnnosopn!, d. Dc
tcrlImsancs Of candle o. gas-likht burnlg H. L
n make it eloe for III 10 ne and by neans OF PIPE
% get my mouth over it 20 tht can ihnaIe tne h';
:. nv Nm ting il over water 10 the way that you ~e,
an able 70 draw ap this r (tupfoting the ceik 70 oe
quite tgt, take il into ny unlt, and throw 1t back
into he lar: we can then examine 81. and $50 the
result You observe first take op the air. and tnen
hrow II back "a is evident from the ascent and de-
aren't Of the water aud now, by putting taper Into
lie sir you will roe the state in which II Is by tie
eht heing extinguished. Even one inspiration. You
zee has completely spoiled this air, % that u
iapo use rav irving ~ breathe seeond time Now
Won understand the ground Of hsiupropriey OF many
~ The arrangements among tbe houses of the poorer
.lls.es by which he cir is bresthed over and over
again for the wslt of supply, by means OF proper
ySrtilstou, sufficient 70 produce good result lou
ZEE how bad the nr becomes " siose .iea,ns, ~
10 pursue this little further, let what will
happen it'll lime.wster. Here is globe which con-
tsfns little lime-water, and /. ia 30 anged ssre-
oaIds the pines es 10 give 70 the air whn 20
bat we can ascertain tbs effect Of respired uure-
xpired air upOn it.. OF course l can draw 10 aif
and 40 make the air that feeds my lungs go through the
Ime-wa,er or l can force the air ont OF my lungi
through the tube which goes 10 toe bottom, and sc
sbo it's efiect upon the limewater. You will observe
that however long draw the external air into the
ime-water and then through 1t to my Lungs, shall
\ pyodrce no effect upon the waer-i Will not make the
4 Eme.water tnrbid; but if throw the air from my
II unos through the lime-water several times III succes
II sion, YOU see how white and milky the water Is get
Il ting showing the effect which expired air has hao
II u0Sn IL; and you begin 10 know that the sinlos
pbere which We have spoiled by respiration Id spoiec
By carbonc acid for you zee 1t here IN contact with tn'
II Underwater. .
Il / have here two bottles, containing Underwater
and the other water and tubes which pass int
he bottles and connect them. The apparatus Is vey
rougb but il ia useful notwithstanding III take tbes,
two bottles inhaing here and e1bsug there, the ar
ranR.Inent Of the tubos will prevent the air goinl
II backward The air coming in will go TO my mouti
aud lungs and in going out Will pass through The liDe
water 90 that can g0 on breathing, and making an
exf eriment very refined IN its nature and very good
ia results You will observe that tie good al' ha
IN lime water. the other