Kx()enimnl m \\ ood-u.smy I tulunlitin. 1 JJ 



l»io])i'iti('!5 ol tlif natural uoutl. piuctMl jn lltih i»il, unU iitultttccl ui 



I'ests lit n- iiiadf ol the iclulive »liaiiiliurM, The «fiIiciL'uey of the wuod 



sii-('ii«,'tli, i()U}4liia-s.s, liardin'ss aiul tn-aliMunl i.s iiidn-aifil hy thi* al>iliiy 



otJier prupt'ilit'.s ol' dilliiiiit woods of tin- wood tr«-itt*'d to ward oil ihe 



will l)e ol" value in liudiiij; sid)sti altarks ol tin- Juiiki iiiidiT tli»'»f 



lult'S tor woods MOW tMM'oiiiiiig rojidilionK. 



.scarci-. Tests as lo ihc iiillueucf ol .,-,„. woo.l-distiilatjon laboratory i» 

 km.t.s. .-hecks and other deleets u. , .,i„j,,,^.,, ,,.11, a steam diHlillaiiou 

 luMd.er wdlheor valuetoarehiteets, ^,„^ ..xtra.-l.on n-tort. one o.lju.-k- 

 .■njrmeers and others m making' ,.„,,, ^^..^trurlivr disldlation n-lorl 

 siMM-dH-auons and ^'radin^ rules lor ,^,„, ,,„,.,. ,„.„duet ronl.nuou* retiu- 

 strneniral tind,er Trsls ol th.- ,„^, ^till and aeeessorv ajiparaiui*. 

 stnngth oi wood under (idlerent -p,,,. ,,.^,.i, „,• ,,„. luhoralorv .l.-aU 

 loais wdl assist n. drterniuunt,' the ...j,,, j,,^ ,.xtraeti..n of aleohoi. tur 

 working stress that .nay h- pla.-.'d ,„.„i„u.. woo.l .reosote. ae.-lat.-^ ami 

 upon tnnher struetnres. ^j,,,.,. ,„.,„i,„ts fron. wood. TIm- dt- 

 Tile e(iuipnient of this lahoratory Nij,'n ol' tin- lahoratory ix t<» rondiK't 

 inelndes one 2()(».l)00 Ih. extension- t xpcriinenis to determine what pro- 

 base Jirihlc testing,' machine, one duets of this kind can lie Hcetireti 

 ir»0.( )()()- II). ixtension-base Olsm Irom (liflTt-rint wooils and thf btiil 

 testinj,' maehine, tlirce :jO,()()()-lb. (U- processes o I obtaining' Hum. tti Mtuily 

 sen universal testin«j machines, one the design ami operation of niaehin 

 HO.(»«)0-ineli-j)oiind Ueilile torsion ma- cry best adapted for the produetion 

 (bine, one l)oiy abiasion machine, .d these by products so that they can 

 one iiii|iaci lestinj: ma< bine, detlec- be jiroduecd most eecMiomically. l>oth 

 t(nnetors and other instrumcids used as to quantity and jjuality. and to 

 ill tostin«r structural materials. study the refininff of crude pro 



MM 1 »• II. ducts. 



1 lie wood-preservation lalxtra- 



lorv's werk involves the studv (d' '''•'"• equipment ol the uootl pulp 



woi.d-d.-str(»vinu' funtxi and also the laboratory includes a workn.»r mod- 



preservatives used to lentrthei. the 'I "f «ll "'•• apparatuH of H"' l'"l|» 



l.l'c ul wood ami their ctTects on the :""' P«I"'»' """• ••X«''l'» «»"• "\'" /"»■ 



w.iod. Its c.piipment includes a n- niakinp jfround-wood pulp iThinliai. 



production of a lullv .,pii|.|.cd com- ' " RU»»>cMUcntly loc.'cd nt Wnw- 



mereial 1 imber-trcat iim plant. In d "*»>»• ^^ »•'»"' TI'IH ^^^ 



aic inclmlcd • treatinu cvlindc ^""'". •»««• '-""M'^ '^ 



three and a lialf fei-t in diameter 



Da; "-r iiuichine. n '^ 



and twelve Icei in length and a nij'cr lilteen melirs w M. In 



s.nall exp.-rimcntal cylinder one and m-Itidrs uietliodH of mnkinff irn.uml 



a hair fee; in diameter and three «""«l Pulp » ' '"' 



feet Icni:. The aoi-aralu-, is en '•"' •'onim. . ... , .. Ar 



nectc.l with a svstem ui tanks, fnn-e. frrm M| s other tlinii Ifte 



air and vacuum luimps for handluitr l-nieticahility of tnntu.ir nt 



the.se preservatives and forcinir Ihem ""'"''• with the s' ' • nnu - <!• 



into the Wi.od. An aiu-aratus for Procewies; the m. - t-«T^''r 



the simi.lcr 'op-n lank' treatment I.h "'•'••••« ••«'• '»** "»«•«•' '," 



also provided. Kor the study of the limd*^ of tl JJ 



sftecifie ctTects of the preHrrva1ivr«« ""•' ^' '' 



on the wood a •funcusnit' is pro nractn..^ 



vide<l: this centains chambers in form* of u ood wi. •- 



whi.'li woor can be placed and thor- f"''"'*^ "f l'"'l' «»^» "«»'•*•' >•'"■• 



owtrldv ilieu'atcd with the destnir- ducts 



t-ve fniiL'i. "Wo.ids treated with the The - i,. „. ^trv hw a 



difT.rent i.res.rv.Ttivcs are then woH equii;- i d I* *n- 



