New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1864-09-12
fuECA1crrnLrour Observation-Disclosures

The CALCIUM LIGHT XPLOSIOy-THE NAMES
or IIE VICTIMS DIsCOyFRED-CoroSrI's IheuFsT-
TESTIMONY OF me MAKER or the MsTntDfgNr.--Co ro-
er Ranncy on Saturday held an inquest az No lCi Eas
Eighth street. the body ~ Miss IL on Ne.har, who
died from the effect OF njaries received on Thursday
nirit last BY the explosion Of calcium light In Union
s.are. Tho deceased IN company with another yorar
"oi-h- injured AZ the time. removed % B.lo
vac hosptn. Mt died before reaching that institution
II wat siaid Al the nis Of the accident that the PEI
injured was uss Bridget ORourkc, Of No. 43l West
SisrenihsFee and II not until The next Gay that
the deceased VIA recognized by her fricnds woo hai
become alarmed atser abscnt,. The other yo,lm was
also recognized IS snrgare,. ss,.r II the Ceccised
No hope nrr ENTERTAINED OF her recoy y. Tho foog
ing Is the testimony u Mr. Grant the orn,. Of the
light:
Hober, Grant. being duly svu-n. testified. rcsile
q, SO. 30 Cannl.strcoti am mechanical engineer
and IN the poYmouto 81 To- Government, maiin- hnI
orligit have been iu 81 bnsnD twenty si2 so
Iha,o been sustOued e. PIT up calcium isis tweny-
four years. nave never bad Ike accident occur
ne before my former way a. mailing calcium lgits
was 10 use two parts 4 pure hydrogen gas combine
tion with one part Il oVygef US By megsuTe mixed
through the Nipple OF Dr. Hans OK, hydrogen blow
pipe the gnsscs being ooudeuscon separate cyiildrl3
h9 more recently discover thst ,xyccnhted hydr zen,
az ordinary street gas when c0ndcfsed md tat'u
al te exec. Of carbon. hpcOmes bcer tel 20 mako
the lght thnn pare hydrogen gns ua-much rs Il less
unaHtitv n required 10 lrnducs me hglt have made
no aecuru,c in'es cation IN "gerd Ia The relative pro-
portons IL oxygen gls and cirburcttrd hydrogen gls
- make tho .alcium light BIZ rom Observation. pir-
sumo the proportion is ao'it equal ow nE 10 me Goa
deused carbon IN the gus N ny former eNV'il''c'
with nnrc hydrogen auc OXYGEN nave utf! h''tH
oled 10 mix h,drngoD win oxygen condensed IN Size
,aue cylinder 10 proportion Of oncs Nih PIT ~ oxg'h
to ore part ~ hydrogen itl- mAtne hnNr AWAY
fourS to be non-evpsi'e under n conditions since lhr
utroductnn OF rht ~ burttci hydrogen. orsreet 20
have beer. accu.to.fd 60 NIX on'-t'mh part OF 0t
h,drn.sn with the oxygen. this mixture, as iir II.
my knowledge and observation extent, Is c"hhlue'u
,,f.,ty ,aie. these were TIC mixtures used ON tie
occps on " tie explosion 10 question w On
cylinder containing pure Oxygen one lrFer q! hHeI
containing carburerd hydrogen or stree gfs ana orc
lining o1yCe1 Mingled with about Oactwrhih part
Of strcet ga Ly neaure the last WAS TIE one tii x
noded; tie large lslrogen cylinder was connected
mn hath t,nts. and both were burning AT the time o.
fhc accil,is. It had dOuhle compiling - that could
,cgnnte et pleasure, each II the other ylinGeIs WIS
Ic.nnectd with one light respectively the gts miNnr
s0ht pches from the exit thir common conduit. eight
ineL. long Is metallic tube which terminates n what
us tanned the nipple the danger Of limited explosion
the hns always been considered u exist the pre-
yrniiyrs have been invented the ,rmcr one was vine
igauz--uycIted by d.. Hhrobut the explusion 10 be
guarded against was simply IN tie nipple and tube "a
ce,t that by accident. tie gases might yet mixed IN
he cylinders. and this FEASIBILITY has been ohvilioi
have had an invention Of my own to guard against this
e. losiOn n the nipple or tube q consist 90 Giuln.
isAiug the space through which the gases escape
~ the terminus near the line ball. by stretch
ing ncross tho 0I6oe third hmina % metal M ~
nearly close IL consider ts just as safe as the WIZ
gnuze and have used It Tor six years without ncciirf
near tire exit Of this gas IS placed lime cylinder, N
M inch IN diameter. and from one inch and hall 10
Two inches long. this j. placed IN ihc focus OF re-
hecor the nipple ID bent at an angle OF b3or OonHre,
80 as nearly IN contact with TIE lime hail no Tie
above angle. the lower edge of the nipple should lut
clear the outer circuit OF the lime bal ich 10 kept o.
yoYmg supported IN brass cup. en- only "AilulH
his accident in this WISE The nipple tony HrparltuH
IN being transported TO the place got injured II Yot
bent that u struck the limGb Ia when pu Up. ana
prevented nom revolving freely my ren put up lie
npparaius, and did not come upon the gfound I'll ~
was operaiion did not discover the defect ti some
ten minutes before the exllOsOn then tried 10 remedy
H. took my knife aud bent Il back ~ that thought
right even with THE defect; did Mt think there o.
any danger OF explusion from 10 IN the cylid" aNt'r
that Il might hinder the ime-bH from revolving uut
increase the heat 80 rs 10 produce an explosion u ns
nipple, which IL Of minor mportlncei | thinH that
owns. 10 this position OF the nipple which tried Ia
remedy. but now think | failed 10 do. II became
unnaturaiy heated and through 1t the g,s cApicdcl
this gas is not explosive under ordinary sphoIic
prcssnrc aud can only explain how 1t came 10 explode
that il subject TO fifteen atmosphere 2Oo pounds
90 the square inch thus producing different c0ld ton in
the combination Of the gases The floating moecuie of
tue carbon not being oondcns bile. while h",o 81 the
Oxygen 50; from this condition be tlo mixture
becomes explosive which, Otherwise. WIS a.nless.
this consider new discovery, made clear nv this ac
oldent, and N the only solution eau give. VIVA pf,e
ent and the gns-holdcr filed. nom which tlc con
denser which exploded was supp'ed h We every rNt .
10 believe the were prepared IA ire snca unu
neT and they usually prepared a' 'esl in te
habit LOTetoIOIe VI usiI caIDIeiIed AydIvseA i,n