had rcfcrrcd t o tho prncticc of cnginccrs nnd ninnngcrs taking off tho first tnkcr of oxide purifiers,when the scCOnd tnkcr just commenced to show tlnlphurcttcd hyrlroge1i by tho lend p p c r tcst. Tlicre wns mother point to bc taken iuto nccount. Whcn the sceond lnkcr comnicncccl to show sulpliurcttcd hydrogen tho first takcr rnpitlly sl~owcd nn incrcnsc in prcsserc. A box 900 sq. It. in nrcn niid passing two million cubic fect per dny gnvc OIIC inch of bnck ]ircssi~rc wlien in gOOd working contiit ion, but when sulpliurcttcd liydrogcti wns pnssing the second tnkcr. llircc nnd fow nnil somctimcs ns inucli 11s ninu incllcs of bnck pressure wcrc obtnincd. I n rcply to Dr. Fowlcr, the coloriiiictiic test. for sulpliurcttcd hydrogen in con1 gns was very old, b l l t lend sucrntc wns uscd instcnd of tlic siigpcatctl lend ncctnte solution. The gos wns pnssed into tlie solillion until 11 stnndnrd tint wns obtnincd. Hnrcoiirt 's cnrliorl bisiilpliidc tcst wns on tho sninc lines, pltrtiriiscd nsbcstos Ilcnted to .LOOo I.". h i n g used to rcdocc the cnrlioii liisiilpliiile. . It \vns certnin tlint cyclopcntndicnc wns csplosive, but, such n gas ns tlint obtniiicd from the compression of oil . gas would contitin iiinny other Iiytlrocnrlions whicll were nlso explosive.
Mr. RACE statctl tlint tlioy Iind not ilircstigiitetl tlie point rniscd by A h . Sinnntt, but tlint fcrric sulphytlrntcs wcrc probnbly fornied in the snnic way ns those of cnlciuiii and thnt these \vould rcnct witli cnrbon bisulphitle, tlins nccoiinting for tho slig!it loss of cnrboii 1)isiiIpIiide iiimrinlily found in ositle Iiurificnt ion.
Tho nutliors tlicii described in clctnil tin nppurntiis for 1110 estiiiintion of carbonic acid in air or glIS, nntl wit11 which tlicy hnd iiindc sonic t Iioiisiinds of nnnlyses wliilst inrestignting the nir in tlic schools of Biiriilcy ; the chief constitucnt of tlic nppnrntiia \PILY n self-filling pipette.
Yorkshire Section.
rolntilisntioii of sodn in quniility also occurrod, amounting to nbout linlf that originidly prcueiit in tho long pcriotl henting. 111 tlint llcnting iignin, tho fcel~lencss of aluminn ns zin acid ill tliis combiiintioii was evitlcnt from tho presu~icu of 16.3 licr ccnt. of S U I ~J I I U ~ triositlo, nbsorbeil from tlic furiiricu gnscs. Tliu niising througllout. \ I UY only Hliglltly cohorcnt.; thcre wna no fusion. Thc sods wouid fwc ilt %Oo nnd tllo ludt Would dry U l J I l Y the much ICYS fusiblo duminntos formed.
Sodu, littie a i d ailiui.--7.'he triple ositle misturu csnmiiietl WIY Na,O+CnO+ IOSiO, m i l it wns mule up ns Kn,CO,+CaCO,+ IOSiO:!. Iici~tctl nnd 0x1 ructctl The nnnlysos nre collectctl in Tnblu SIV. nntl Curves 0, 7, and 8. displny p p l i i c d l y Llio priiicipirl rcsuh for this nntl following triplo-osidu inislurw.
Pollowilig tho couiau of iiilcrnctioii from Tirblc XIV. : nt 8000 c. IL littic soluble silientu lind formed but sonic