| Show resistance of snow during certain goern government ment experiments at washington alth reference to the effects of sudden pressures attention nas as called to a singular experience peri ence which sometimes happens to people inho ho go shooting in winter it if the muzzle of a gun happens to become plugged willi a little snow the gun invariably bu bursts ats when ired fired in that condition light as the plug of 0 snow low is it requires a definite time for a finite pressure however great to get it under tinder way and during claring this short time the lenston of the powder gases becomes so great that the bar iel ie of the fowlds piece p eca Is ustle tu to jj it |