Third report on colloid chemistry and its general and industrial applications. British association for the advancement of science. Department of Schentific and Industrial Research. (London: H. M. Stationery Office. 1920.) Pp. 154. Price 2s, 6d, net

✍ Scribed by Findlay, Alex

• Publisher: Wiley (John Wiley & Sons)
• Year: 1920
• Weight: 291 KB
• Volume: 39
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000392415

✦ Synopsis

The Gerninn Potnsli Industry.-At n mccting of tho Ccrninn I'otnsh Syndicntc licld on October 14 it wns stntcd tlint tlic conrention priccs inndo diiring tho wnr Iind becn rciicwctl for 1921.

Production during tlic pcriod Jniiiinry-Scptcnibcr wns 800,000 iiictric tons OF prirc pctnsli (KzO), mi iricreaso of 1C0,OOO t. over tho prcvioris gear; tho incrcnsc wns inninly diic t o thc hrgc rrgriciiltnrnl dcinniitl in Jnniinry :ind Fcbrunry Inst. Production costs Iinvc niorc tlinn donblcd, iind tlic profit is bnrcly a h ~o t h t for 1919. Although priccs linrc not k c n raised siiicc Dcccnibcr, 1919, trndc ]ins been slack since M a y , except with ndjnccnt conntrics, and tlic ninrkct in Enstcrn Europe wns n t n stnnclstill. Tho prohibition of thc cspqrt of potnsli to l'olniid lins closcd n mnrlict which prror to tho wnr consumed over 300,000 t. (K,O) pcr iin~run~. No dccrc:isc in the iricc of potnsli snlts for :igricn~turn~ purposcs is p r o l n ~c ns t ~i c cost of prodriction is still rising.-(Clrcti~. Ztid., Oct. 27, 1920.) Pelspnr in the United States in 1918.-Tho quantity of fckpiir ninrkcbl in tho Uiiitcd Stntes in 1918 ivns &3,49S long tons, that is, nbout 30 per cent. lcss tlin!i in 1917 (c/. J., 1918, 4761~). Of tlic total productlon, 68 per cent. \vns sold criidc a ~i d 32 per cent. ground. Tho nvcrngc pricc of crudc felspnr iiicrcnscd frciii $3'40 per long ton in 1917 to $4.65 in 1918, nnd thnt of ground fclspnr from $10.16 pcr ton to $12.33 per short ton. Tho Iiighcr priccs partly coriipriisatcd for tlic dccliric in output, which ivris ~nainly drie to scnrcity of Inbctir, rcdrlcocl snpplies of fucl to tlic pottery indnstry, and lack of trailsport fncilitics. Tlic Cnnndinn production of 20,232 short tons in 1918 wns nlniost nll cxportcd to tlic United Stntcs (el.