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Show 'Sniff Sets' for Air Raid Precautions , m P'l I VI r V 2 i-4 ) ' w r ?v ' " ,nV"" t ' ' ' ' l' 1 v ; 7 v T . K 7 K, 'A i j--U7i ? . - ; ? 1 1 ; - J I J t Two savants of Providence, R. I., college, the Rev. Frederick G. Hickey, OP, and Prof. J. J. Hanley, are manufacturing "sniff sets" of various poison gases that might be used by enemy raiders, so air raid wardens may readily recognize the gases when encountered. At left, Prof. Hanley fills one of the sniff set bottles with muslard gas sample. Center: Father Hickey and his colleague show the correct technique of decontaminating decontami-nating a vertical surface. Right: Creating a miniature lab-explosion to show what can happen by putting chloride of lime alone and undiluted on gas for decontamination purposes. Chloride should be mixed with |