EXPANSIVE OP OF OXYGEN the expansive property of this gas is a remarkable phenomenon no in physics there are ara no means mealia of a ascertaining its limits but it is known hat that if from any room the whole air were exhausted a bingle tingle cubic inch luch of oxygen would if admitted irto into so large a vacuum instantly occupy every part of it and still press though with cimini aimini diminished shed force against the ilia walls for lor further expansion the repulsive force which exists among the atoms tho greatly weakened would not be exhausted and yet curious as it may geem one hau half of this olid solid clove globe is oxygen an N Y despatch