Show 1 no I 1 smoke of battle I 1 now one of the marked features fei fet tures ot of the ther european conflict that distinguish it from the wars ware ot of the past Is thu the absence ot of smoke on the firing line owing to the use ot of smokeless powder no smoke la Is made when a mile la is discharged while the heaviest artillery throws off nothing more than a thin mist that is a hundred ard ards away and disappears within a few sec ends after the gun Is fired only when shrapnel or a shell explodes in the enemy a line Is there anything visible in the way ot of smoke the whole purpose being to conceal the position of the guns throwing the while making the points where the pro jec tilea explode clearly visible the expression the smoke of battle sq s faithfully descriptive of the wars of the past has little meaning when applied to a modern war popular mechanics magazine |