Show I 0 OAI I DUST Ii h In J Mr Inspector ot or mines ex cx for tho to enquIre unto ideas dust In mines Ifs Ilo proved thud that when u a gunpowder piLot Ored In III II a lIlt mit IiO hiO deep anti 7 fret fot In In meter and iy hy an 1111 of to cubic feet teet per er min t 2 25 otter coal oal dust tJust thrown Into the lilt t smut only the Inest f lit In that tinder thul r a very Ii ent l result and he forced out lit ml time thu to II a or of I GO 00 feet Time The hs of the ex cx As they limo tho l top that when only time the itle IIno t lust In loll the an dust worl ero le less s d JAe and tIme more Intense WerE vere III also n m by tiring itt time the pit lIlt 30 to 45 5 after the tho WI t t I tig any I do st a lit time tho resultant explosions shot up Ir 1 5 to In ro GO feet above time pit toll tOl II a recent vis these t experiments of the tho of oC time tho 1111 ann Mr ISa reports that tho ho I 12 days the tho weather beIng favor attic nhe on several was no nn unusual 1 the Iho tet dry time tho to hI be very dry lIry The ho oh J of nr lIoto imoto Is III clearly to poInt out omit t the coni dust d ii st Willi dry d ry ii the lie t aIr lir III algo o dry 1111 uro tero In tho ime t t ron for of oC mu itt i e must hOlIer probe n mm lit littie tie deeper to get ot it time the facts Illch I are of tIme Iho In thIs 11 we shall h ho to lint that tho till I er emit oC it time ah a I m vii neil ii U ri t huiPe dos days Irom 36 30 grains to tn r 62 2 grains S pel ICI fool font anti Oil ant one tiny y It Willi as 11 I I per Ier cent of linn Xe tilso tint that on th Rth oC a Jul J mu 5 n a rita Ige of JI I red or of was thrown Into time tho pit three 1 it lit ut 10 of an It 11 arter this 1 mm ot of eight minces of oC was also with limIt minI il In g 1111 a ii y immune il ii tit ii nil no CC e x Rn and 1 then 26 time Iho shot n II of 1 or 0 t gO ni er tas agni In Ini i It t mm S fresh comm I with vI th tIne the result that II a ers r vIolent incurred nod hot ill III GO feet leot the pit lilt tOIl tOti hIA that 3 39 after this l put tIt In time two limed ouch of which hIatt n a thy ot of omit of if time the tilt lIlt when time oil air Wits its greatest 1011 nr cit or of any till day durIng time tho 62 graIns per ruble toot foot lie oc 01 occur cur 1111 Nearly nil alt time the explosions on timi da are orl us ns very e t It I t is 19 ant C for Cor a rOil mu ii of 01 this that 1111 e not with similar Oil 10 tin when th time contents was nt fit Its lowest ne welt 1111 when nt at Its itu hll ur or vice ersa stIll wc sti Cull hole that on tito tho of June huh IK tN nearly all 1111 clay nail time the we mer how vIm vi rJ 54 1111 tutu 5 the tho water oter content 41 1 graIns per loot foot or nr only f c nh absolute saturatIon pry ery vIolent occurred time the 40 0 feet above timi th lIlt idt toll tOil II In tu to these p Mr Ir 1111 limit that millu mire of nr II a ly anti dust Iro hI hm so 80 a as to gunpowder safe I It II is III tIe or at Alt amid to test 1 lt n ii ex cx 1 10 II I ii 18 it s CUI enu i so M MI Imy I i len th ot if lolla Ising kept In n a we vet inn Per penally I thInk luh a plan not I p II iii or of what 11 hI be time the of dust which e th a prof proof that R it cloud 1 1 ot of dust Is IA we te ia natty noto one Of nf the that time Polk by time wal not dusty II In the sele sense Il lit lust orl Is in or lii mines The necessity for Cor 1 a or of timid Ils lB Is titer ther for lore II as above us Proved hy by Mr Ir i own n a hie ble In th the of oC sh orth In Octo hr lwI mini |