Show I Method of Measuring Ozone Before Defore long It Is likely that among other attractions of a seaside resort may be Included announcements of the proportion of ozone in the air Experiments have shown that It Is possible to discover er the time amount of ozone In the air with fair accuracy Slips of white blotting paper are soaked In a n solution of ot Iodide of potassium potassium slum and starch stared These protected from sunshine und and ruin rain are exposed to the tho air for a definite period AccordIng Accord According ing lug to the amount of ozone present so soIs sois sois is the time paper colored In varying similes shades of yellow If ozone is abundant the paper will be bo of a n very deep shade |