CORROSION RY I)ISSOTA'EI)
OXY'OICN. IIY mop. J. w. couii A N D a. 1)oiinII.i.. It IIRH long Iircii rccognisctl thnt tlie prcsrnco of rlin.iolvctl oxygcii in wirter is ~iriict icnlly cc!rtrrin to incrcnw itn corrosive net ion on iron, \vlic.tlirr by its clcliolnrising nction (the c!lcctroclic~iiiicaI view) or in soinc: otlicr wiry. On tlio other lmiicl. cltrtn nro riot n-nilnblc. HO firr UH tlic niitliow nrc iiwnrv, to tlonionstrntc how fnr this nction gow i n ~~nrctice. wlwtlicr n ~icgligilile, 11 sninll, or 11 Inrgc proportion of tlic di~sol~ctl oxygen ir likely to coml~inc with t lie iron iri m y orilinnry wntcr nyntein, pnrticiilnrly wlirii tlie wntcr in Ijcing siil~jrctril to h i t nnd so to iiicrc*nning inrrldity to Iiolcl tlie oxggcii in aoliition. Vor this rewon it in notoriou4 to tliose conccrntcl wit 11 irct unl Ijrnctico in tlicw ninttcrs, tlint tlic cnunitlrrntion givrii to tliu ~~o r w i b l ~ offeet of cliaxolvctl oxygen, wlirn rvntcr-hrntinq ~h n t in tleirignccl nntl crwtcvl. in ciniinlly of n ciimory kind. Our rcsrilh wwii obt iiiicd in conI1c?ctioli with nit indiiHtrilil ~~~n I ~l o : i i , nnd irrc ~iiI~IiHIici1 by cnnwnt. TIicir tlicorc-tictrl interrat in Hiii.41, Lilt it ix ~ioprd tlint tlicv niny 110 i i x e ~i i ~ ~~r n c t i c i i ~~y . 'I'III!~ illiivtrntc to wIint n ninrket~ rxtriit tlitr ~~l ~r n o n i ~~n o ~i in qncstioii inny lie inenifrntctl in nn arclinirry wntcr-limiting n p ~~n r n t n ~.