โ Scribed by Searle, A. B.
No coin nor oath required. For personal study only.
This is a uscful dictionary of clicmical substances, nrrnngcd in n simplc alphabetical inanncr wit11 crossrcfcrcnces whcrc nccdcd, tlic " Amcricnn spelling " bcing used throughout. Tlie inforinntion supplicd uiidcr encli Iicnding incliidcs tlic following : nninc,. proprictnry or tmdc nnnic, forniuln, colour nud ol)vious propcrtics, spccific gravity, soluldity, production, conimcrcinl qiinlity (" grndc "), tlic kind of containcrs in wliicli the siibstnnce is siippliccl, the [J.S.A. rnilwny and shipping rcgulntions (if any), and, in many instniiccs, tlic purposcs for wliicli tlic substnncc is used.
In n dictionnry which is tlcscribcd by tlic conipilcrs ns *' condcnscd," tlic rcntlcr niust cspcct to bc disnppointcd by omissions of substnnccs in wliicli Iic is iutercstcd, but i t would bc unfnir to criticisc this volumc on sucli n bnsis, ns iiinny rcndcrs would rcgrct diffcrcnt omissions. Tlic prcscnt rcvicwcr, for instnncc, would prcfcr to linrc silicic acid nnd iiiiich iiiorc iiifornintion on tlic silicates includcd, nnd would find 0 t h inforinntion iiiorc Iiclpful if sonic of it wcrc morc corrcct. To tnkc only oiic instnncc, a dcscriptioii of sillimanitc as a " licntrcsistinrr nintcrinl contnining a iiinsimuiii nmonnt of mullitc" sccms to inclicatc it confusion of itlcns. on
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Compiled and edited by the Editorial Staff of the Chemical Engineering Catalog. Francis M. T u r n e r , Editor. 2nd Edition, completely revised and enlarged under supervision of Thomas C. G r eg o r y , Editor, Isabelle M. W e 1 c h , Assistant Editor.
3Ill)' 4. 1048 CHEMISTRY AND INDUSI'RY 467 tlint innny things ivliich ~vcrc obscurc ~vhcn tlic first edition was writtcn Iinsc sincc bccti clccircd up, tlic nuthor does not fail to point out tliiit '' ccrtniii serious contradictions bctwccn tlic chcmicnl and physical rcsults still cxist." A sniall I
CHEMISTRY AND INDUS'I'RY ## 449 prcscnt volume. Tlint it sliould h v c rcnched .z second edition of 11,OOO copies since 1920 is n clear indication of a considernble consumptioii and therefore of a favoiirnblc rcccption, ,which, it may be nddctl, is wcll dcscrretl ; for tlic author lins spared no
CILEMLSTRY AND MDUSTRP ## 473 -for '' intcrprctctl." Sonic nicnsiirc of praisc is tliic also to t,lic piiblishcrs for tlic esccllciicc of tlic paper, printing and binding : Ncssrs. Clirircliill nlwnys do tlicir worli wcll. Tlic nutlior tclls 11s in his prcfuce, " Thc Grcnt War followed closely u
nllot,llcr I ~w as f1dti~llc~ltid :IS Ollllt's r,:i\r tlisco\-crccl by Pnriiihy in 1833." On pngc 1.18, in t,hc Clln]JtCi: (lciiling with osiiiotic pressure, tlic author dilatest tippnrciitly qiiitc seriously, ii1ion thc poisonous iictioli of piirc wiiter-this possil)ly scrvcs to remind i i s of t.h