Original text from Lab-Oratory, December 1957, page 8"AN OUNCE OF PREVENTION...you know the pitch. The best way to handle fumes, gas, air pollutants, etc., is not to have them in the first place. If it's in a tank and mask close by, you must be able to use it. Left to right: Dr. Robert Poynter (Chemistry), Flannery, Lawless, Roy Vincent (Plant Protection and Safety) and Julia Whittick (Chemistry). TAGS:TRAINING, SCOTT AVIATION, MASK