Show SCIENTIFIC MISCEllANY While petroleum may bo be recommend recommended ed od as liS a II for tor Internally fired boilers Marcel points out that Its uso use Is III dangerous In III boilers fired externally added to the feed teed water forms torms nn un Cl ul lon that prevents the particles of or Ihn adhering and aided by b the th heat hent i rn t anu anti anul detaches l the scale already format Hut But HutIn In him 11 bones a I cue ous deposit tonito to form torm on the rise where they thoy arc hottest giving rise r se to overheating A novel project at Rouen li U I the plea placing leg ing of electric pun pumps lumps Ps In different parts of the town with whim twitches switches to 10 take lalta current from the time wires of ot the tho street railway when a lire fire occur The newest slot machine dispenses X rays to enable tho the passerby to see the bones bolles of DC iris his hand Time TIle tube tub Is put pUl In lit action by the tha A Utopia to which Dr Francis Gal Oal Galton Gallon ton lon confesses having Given much thought Is the lima Idea of ot a 1 great society publishing Intelligence and memoirs holding yearly elections administering large Inre funds establishing personal rt n lesions like a II missionary ml society with Its 1111 missionaries keeping elaborate re registers and ancl discussing them ly Iy with honest hOliest precision The Till purpose would bo be Improvement of ot the tho human breed An effort would be 1 1 mode made to ap lip apply lipply ply tho the known principles of ot evolution an no In the rearing of domestic animals but further knowledge would be sought In elaborate scientific Inquiry Sum Suen necessarily Mo on a vast st stale scale would ou fluid bo be justified by one of the highest t within time the view of at m min men n Not Nl t leest of oC the plans for Cor the tile worlds hete bpI bet betterment la is bono ono one that ha lUll been already strongly ly the segregation of nil nn habitual criminals and degenerates degenerate of ot the anarchist type typo and the resolute re denial to them of or all opportunity for tor producing offspring Plants Pion Is are distributed over the earth In a 1 great variety of ot ways way some of ot the more curious having been bean lately noticed by K M r V Y Those growing on are re landed and take toke root when the ice lee reaches us its journeys end n a cocoanut of ot Java was ns transplanted tran transplanted to South Africa on an pumice thrown out nut by b the tho volcanic eruption of or and even fire spreads certain I t 1 Iio has boa found Cound that the tho heat loss lose In 11 much mach less when the sheets he ts are tuo separated sO 21 2 t to inches Inched than when tho the separation Is II more Inore or less leu Wetting the tho outside glass Increased tile the Ions about to on per Iler percent percent cent Tho Time microscope has lias shown yeast cells In l 1 Egyptian bread more inure than years yearn old ald On the tho 53 63 tramways lines lInos of or Paris Palls mid and andUs Us lis suburbs owned by 11 companies cars corK are run by mechanical power pow r emend 1 7 by horses horns There are 33 38 lines IIno 13 19 1 being boing operated by accumulators tors and only 1 by trolley tho the latter Leing prohibited In the time city and only allowed provisionally on a n single suburban sub suburban suburban urban route On 0 lines tho the cars nr are driven by air on D Ii by steam and on all ono one thoy they aro hauled by b cable cab I IA A new aril ne material mR known as Is la produced by by the tho hasty mesa mn of oC calcium carbide art as a It Issues issues from thin the furnace Into n a mixture of natural tar and crude condo petroleum for tor about ono one minute About 4 per cent o ot of greasy substance Is absorbed The Tho effect Is to render the tho carbide non and II nil thus overcome a n arlou serious rlou difficulty In keeping It A moro mori perfect flame fiame also nillo Is le claimed for acetylene A glass stopper for tor preventing mould mound In syrups and amid other ather substances has luas 1111 been lIcen Invented by a German pharmacist cist It contains a chamber with Ith per pr perforated perforated bottom Into Inlo which Is III stuffed cotton saturated with chloroform and time the vapor from the tho i t pro pre prevents vents any fungus growth In tho time bottle |