Show handy to hare around among the conveniences almost necessities kept in the pantry by every housewife are pieces of blotting paper a bottle of iodide of potash and a solution of starch this is moat fortunate because I 1 read in the paper today that after the passage of an electric storm a good deal of ozone ia left sneaking around behind the stove in the up in the garret and so on with the articles mentioned lying handy on the shelf one has to do to detect thia ozone ia to make a compound of the iodide of potash and the starch solution and then dip the blotting paper in the compound if it turns bine it is ozone it it ita just as well detroit free press |