| Show 1 t I SCIENTIFIC MISCELLANNYI I 11 I I 4 LlquldAI V PI I I III IT duct 111 I I t Jr uklgne I I t fur I I 38 Teell h vrPDau I = At A 1IlkoTho Wn a I 11 i 111111110rlo1 Met ficPinocen f I i I StduTnhI Traookhol I I i Tells t2t The production I of liquid air on n J commercial sea lc has brought I it I J some Interesting applications I one o I I I I IS theses being the use of the material nan n-an explosive In the Blow capora I 190 I I t tlon of the liquid In open air the nllro j I k I I gen escapes first so that a hlh proportion i 74 pro-portion of oxs gen mny be readily oh i 18 i tnred n nil when this reaches I 40 or n j per cent tho liquid forms with chili I coal an exploshe I comparable to dyna k mlle In power and like djnamlte I 1 III I capable ml of being exploded tiy a detonator dorld 11 de-tonator The mixture has been fated I Thin t in n coal mine n ir Munich with fair toI ritat i results The explosive I IS ii0t 1311 fivive pr I 11 but aa i It I must be used within I a few 1 tbe I q 1 I minutes after being Produced It Is nut I to come Into us expect In of I I exeliected 01 11 1A Is I blasting on a large scale 1 n In lutllu Dry I an Alpine lunnel The discovery sug 11 Cap 4 goals tile Idea that punts for making J ep ItaN I explosives ns needed might bT heittr Ia m1114 tial for warships than great powder I tal zino on io I I red h i The products of blast furnacs I j I f In Scotland are now being generally wh 4 utilized their recovery llavllZ proven old B profitable industry Figures KIn by 11r A 1 sexton how th > fm to b I four furnace consuming 2011 tons of be Iii coal per week NvIth a fr th t 1400 tons of pig Iron there at I 140 Ion I to Covered wkly 10 too of pilot 201 CI F gallons l of oil and 20J form of sulphate gt of ammonia The aggrewite valuo IS all 1470 Tile expense In wages and cut req 1 used Is Placed tit = 04 and dr t tit J an a X10000 Plant a L ill J1i 3 rUt f 0 r 3s7r all A on Rnd Profit It Dntal cal lrf WlnUr aln t IU may b reduced nhalf bY inodkirois mt taken ally creosote being 1 An I r effective r Wvr Much decay MAY fe I be avoided I by cleinllness Air mautn I 11 f and teeth and the use nr magneto Its magne-to 01 especially valls at night when aelllty tile I I oll The disagreeable I odor often acquired I t bi water In open reervolis I liar I becri CIV i lately shown to be due In inany cacs 0 to vegetable grovvtlus soul not alway4 I el as has been supposed to decompIng mi r J organic Matter Various minute Plante to i I are now known to Impart both tin l pleasant odor and taste to such water d IN rem play a considerable part In tot n est development The great forest fires a of Canada according to Dr Bell are 0 P t i mostly oE by lightning arid occurred j even In the Pleistocene epoch of geology I geolo-gy Recently burned portions of the Il great forest betueen Alaska unit the I1 s Hire Its of Belle Isle I tire marked by a r tenderer green Wood of resinous pine I f j are eon Burned atot fallen branches I and deal leaves burning Hire IndrI Indr-I and the flames rise nearly 200 fet hl ruhlng along at rnoehor ped On I fire spread GO miles In le is hours rl ntho It 41 Birds and beasts are destroyed the am I tl Ihlhlou creatures like beavers and j muskrat a Slone having I a chrovice 1 of escape q t cape The lh tit a fire I remain I near V ly a century After It or 20 years the i A ground Is covered with poplars willows rr I i etc which I shelter young fin and other 1 v trees but In DO years the conifers are o I out beneath the pines Borne pines 1 I would hardly be produced wllhout the I fire which sets free the seeds Alaskas I forest may be dIUdtd Into thirds of which onethird Is I M years old the second 1 sec-ond between 00 and 100 and the third 1 over 100 F 1 A pavlnB I brick to be equal to raving brickInald oa 1 1 I U 9 ran f h I hav g the edviLnt n g a at 4 ggubtr shop Is now being lad Into I 5 In-to en Thuringia from oppe slag 1 As sudden cooling of the materl ial forms J the slag Is run I is from the smelting l I furnace and annealing i Is affected tr v Ii thickly covering the Old mould Aith 4 sand staid allowing them to a Land 72 bourn or more The mot tile tire Of Iron each having a Capacity of 3H bricks i Was Mathus right 11 held that pop i Illation tnd to Increase more raiddly I I than Us want can be supplied If I not I checked by war famine or other dire I calamity and It Is I suggested that the present Universal unrest nol war I I craving may tie an Instinctive conse i queries of unchecked multiplication o I the race during long pence Ant tal 4 ill is sign however uppenis the more i I evident thor that over liniduct toil of lifes necessities has turned human activities I ac-tivities Into any new yields that open Noninflammable artificial silk Is I produced by u German chemist by using us-ing I Instead of the Usual nitrated t cellulose g nt oelf lose n solution of purified cellulose in sulphophosphorlo allY all-Y There Mo virtues In blnIlpllng of which the unscientific practitioner of n 11 4 old knew nothing if me may accept the oonlulon of B Iulan pliFlologlnt t 1 nameudI Thin sprlmnl he I t liev eA he has Proven that profuse bleed I I ii Ing channel tilt Composition t and prop I Io rla of the blood remaining giving It I W a bactericidal I action 1 at Ild It it equal to about n fortieth of the bodyweight i I r fc weight gave rabbltsplgeons and guinea ik W t Pigs a marked resistance to Infection 11 i by bacteria and I especial protection a against the microbe r I Irln The ef t fret peemed to be produced gradually I lj our hing I hour a maximum In ur twenty L it fl 1 1 siderable How to thrip preserve Ian nl been yeast a for difficult a I ran but I Important problem It Is Icf cf I N fliojcil by nntl llrio but the extraordinary 1 sot o ordinary tenacity cit life among o t In Itj micro I organism Nhoon driett lies era 1 I rhl I4 gested to u Herman chemist tile nl Plan of I I 11 dlcalon and lie has now lemon strafed that I the yeast can be kept In mt to trlyk I 11 t his may ulthout loss of vitality for at I least a year The leant cake is I first J made Into pellets the size of a pea Wte I J These pellets are partially r1 alI alI al-I I w then sifted over nlth pulverized potato starch and thorough dried In I n rotnt 4 Ing cylinder heated moderately but nol i 41 nough to Injure the yeast > and are I I finally placed fit airtight Jar I Snow R tatues are the achievement of I n French Re Ill ptoi11lern lloche I r I hrouh scientific means Within the I I i statue IN I I tell I of 001 r Is I placed a vesel containing Iqull Carbonic field whose olow e apraton generates 11 great cold and condenses the trial lure of the nlr In I a snonllkn coaling on tht I I outer surface of the figure This cover I ur Ing remains as long o the refrigeration is I contimsect 01InUI 1 Cultures ot the Uphold bacillus have been found by Dr Kdward Germano to 1 retain their vitally for sixty days In warm moist stir although killed within tvvenlfour hours In dry air He concludes con-cludes that transmission of the disease by winds from Infected districts Is I I highly Imp obabl but that It may be conveyed long distances In blankets and woolen clothing that have been Im Perfectly dried and disinfected I i I i i I The St 11011 ok at coast rrance was planted In 1070 I trunk I holow arid twentytwo feet lu circumference |
