METALLURGY. 



maw of reduced ami artificially 

 m* ei.preriably 



lidlaairap. evident thai tbere b a direct rnnasrtioa betweS 



.1 heat; a le dissolved in a tto properUse of a ma and UM falune 



When nickel to ^U^^^ S^JSS^w^n!SSC! 



some mlucing. committee for UM fwrpoaf of JatSSSim^m 



/ed metal is added to the flruciUle a far the mechanical propsffias of Trrlah ata a* 



^ before oasting; without thia UM accordance witb UM jpriodJe law of Xrwknd. 



alalltporotttaiKl irmUar.aadlMaftjalloi MaiBtaMaaj ; .. ' 



- ketof UM invaatiZiUon.bi UM < 



^andrn n Jmilar Uined In eonnecuLn witn it wa 



pbtaleal propertie* to t bow of iron and copper. 

 <*> malleable end ductile than Iron, tttvl 



Mhankr than Hhr iron or eoppar. luirntif ooppr. cant*n iUawUi aoa ft. 

 iMatMdiaUbatwMthatoiUnandofatMl. ^^^ -VHmfinf 



laotHocoiM ., . toatawat r^tiTth.. ,:,-> .. f ,,, ., . ,. : , ... , ,. .., , 



UUniortlUiWetoooii. 



are iron, copper, *Uic*. sulphur, anrnir. havr thus far hm rtodied-B 



o. ami in eoae oaiaf a kanMlof nuvdaoM >,. ;..,.- - 



i'- 



Umkn.^ taken, inn.,, .ft,., ,,,M-,h,.-,t . iu- ilkm It WM fead Ua* tna INI . ' 



i'Ucation, in nlating and in nickel ration adopted ttndmd it poaaMa T 



inleaveeand thread*, entering more tofonnaUon a* to what ie bapnanlngia tk 



. common nee. The thread* art. of . maai of metal from UMnmnewt k bMlna 



tery largely in nejeementerie, Lyona. to cool until it teMttd. and ever, 



center of a |rial indortry of Although no iron-alanUMni alloy of tedartffel 



\.-l ..- - ., . , - 



thr..u k -h iMe, like A t bted .:.- ,-...- . . . - 

 rhram Nickd will alloV with imt of who. aUo^ wM^teLt^ A,lWa^4 

 u-rful roetaU. al.hn^ lianinoja. 



v. Thro 



eopprr. which are formed in all proportiooV. 



,-htnc*< with the ii 



up to 95 per cent, when a |-r 

 v formed, MMnptlble of bi- 

 ll -ire* the perfectly w .- 



though the nickel be in the propor- work only; 

 of only 16 |*r cent. SilvvteawMpWI p!..,-,| f r 



11 fact. Great confu- difncultiea to 



rnary. ami multiplo allov* ..' -l,r material baa to to eom 



crneral .Icaignatiot) 

 M.illichut ban alloy of nickel copper. vaporiMrion inriewcf 



I 



in. bismuth, or antimony aa well, from 

 imp*- v and a fine color, gener- aolve 



-nwiMBof ductility. 

 The tlm 



with a rrrirw of the experiment* of 



r K ami li 



acuUr j-.r^nx. M> s; . !.. >..-: .v r. . v 



* (mrtition of K -la* with eodinni 

 Ugam on one ide ami pur> n the 



trie action wa* let op the eo- 

 from the glaat and f n>ra the amalgam 

 UM mercury, snowing that so- 



tl 



atoms could to made to go thmagh gtom 

 fismlt was obsenrrd when lithium was 



- amalcam. When a m 

 atomic weight and rolume .- 

 poUasium n 



ida. The atom* of potaMuum were too large poreeojLof eopMf. 



,v s - .. .>. . . __ t i, .ritim fc^ IMV^^^M mtm. *r< 



i^^v Miiwjtn iae OMcee oovmpieQ or vnaiiuB HWHI iwiBiv ^ >^ 



wa. and which the oonld tntwntv. -Wear* World.* MM* UM 



' 



they oonld 



confront^." the' report ja.-witl M 

 -ity which 



report say*. - with a mo- stiuMag alloys Know*, TIM alloy ai 

 oittinaianattogauged. I0a.d ii yaroawkof ni wiUi 



