, 1869-12-05
ON HEALTHFuLHRss OF CAST
1RUH STOVES

peIme4lnlJ II csat ison % gsss, and 10 ce11ain
moatiac eneei ptoducsd thetsbJ from too ese Of
e sooi % s 5esIn 10 present. resent tho euSl.e vita sas
tcpet. IA ,ns French Aeaae1ay.,
rcd heat viii sbanrb 1s tlnes ~ volume OF ca1-
toxic ox1de, q xettkno~n and higal{ poisonous
p1ooret Of iueoppsete com6ast!on. V0sstfefs ase
NOT ng1eet " to Nbethct The Gas thua aoiolbed
NoBlu IN al cese4, p1<4 inWAid 70 @4rd Tao 0ku In
. ttLse, u out<aiA trh, s-e pp.ssWeA1- Tho
sesrt sra Nr perAna .us!sa xsste through tnlex
plaieA Of H. ard II u nos, therefore, saspdSing that
case. aaon.d pa.l MN sa.e. 1hdsee. II NAY b
i pei meahe 10 ga.es, uSen whsa devo&d 81 dit.
cei1ihu nAsurcs u pores kud when inpeET1oua 10
comrnap atr.
French cheuakts, poyille anti Troos&, in \ COM
nEnlcAlloo to the Acadetns oi Sciences, Ia lse4
~ APssl isss, ps. Garftt Slsseoa.in-Cnief of
the same acadtmy, thruush n. Fc1peau,
\ pep+f ceAcsieit2 peeaiia1 epanenie
xe.sh made - stpesJaees @ q nat neighoorhood
tpe Old tnca q MO Or porcelain. snd anao5nctna
ne oelEt taat saaa oissAts wss g 3sca 2! cAE.
n ptG Rsnerioa re fr,ab pSoos ~
: tSs GEsa ~ " ~ nsssa ass',.. snoastson. ano.
tSs MINNIE Of Se.;eut,urs And Pnsi,e WneSs ~ ~
ss,ss ae sssrasd ssa ceGsius,ca I'M lat se,s,on y
stosea Alow eaiooh!c o1soe to pass through taefs
"1.s vs. nio Ia, n W.
IN n. 1r,,i.srt srt nrr1t a md T,noat 1rara ~
sl'eo b} uene1u Ao.lp. tue o'Snp9uaneo paystc'et
rn, ~ n.,th .ctnre ~ She nars ~ .,,d. .Sirr
paced % neF dapos.L !n-ho chemists did
I.eH Motk LnofnaEo y pesl,e ~ adnea slnitst e.
Hsaln H tnm xaa We s.nss o. ~ ieesnrs-loen It
| I'm Cd ,ac slcxs of lsr. carretin regard 10 The
nas3aae r. o. sos eaAsA .Gtoosa Ion, ena seaa. iot
nen TO tne eAo4tafJ oeafstR o. facts !ong Emo VII
PAL *noet pr&c'tcal spsEcakaon n9d ccen oref.
ieoEta.
| NMaoot aomlttng me conneciou be-
tNttn too tpiHtmt hoseFfe1 ~ DR..
Ct11tsr alo tne tcape o1 cs7oon,c
o1loc. eaEtot 70 doaettd thAt hJ~
osoxer, Cuds oAio u1.oe. Snc otnst Rstea 90 acsQ.
3us lae. ~. 9So tne HatA u cast1eon 1oSe, a.
oEn ~ %sa - .Eshs ss1 aess io,s iaet
.MEet ~ Lu ~ ~ ~ ~, e"!nuu1lty ~ toG con
stIneuon q ,soses auo tue 11c'po OF surnaces,
sEd gecetaIy MIN very defective Fenl1iAtinp.
Ihe1e IL 20 aonot iass ta.se = often leaksEs Q!
nt4bue gases thfon0n tne JOINS ana cracks oi
ttGvea. naL 4 must De femeMotfed that cafooat1
oxide VIII uhnsUde Lhfou2a . CRACK OF pore Which
i xM hot aNok ths rastase o. eonnon ali. The
! experiments OF Graham AID CAiletek sno r thai
: hydrogen pa,txs TITO and through metn,s with te
markobae tHclisty, II WILL pass tbtouSh cAss-iror
! 0t the csdInasy teHbes1tarn.
1lv a2u1Ht u{ EAses = Mich PATS q ctftairlJ 10:
grt al, bul carbttic u1tde u au exceedingly poison
eLced IN rouut heated BY these stoses u
| L:ubiless a.ttsbcteL to that gAs The xub
Jccl deseIses The Immediate hSd Careful attention
Of manufacturer, who might dGvtse = tile or clay
danger. o1u ~ the sane tiste echnonlxc luel
Jhe French exprr!neLters nsed bisuMlhon
coal: 10 tA.s eo1rt1x Ansbsnc,te, tsz nore danger
oua N iA pIodlclS or com6ustt,r, u Nef1efal
smploJtd tor hea!ltR porrotes; the inuasnce 9
tals tutl on heath II 1ul's given ID Dr.. Derby