Show Ordinary Glass Can Now Be Broken as Desired Ordinary glass is now made so that it will break in any desired d sired manner says Colliers For instance in in- instance instance stance pitchers jars and other containers for the home are man man- manufactured manufactured so that they will break in large pieces lessening the danger of glass fragments getting into food Some glass ceilings like those in the National Gallery of Art in W Washington are constructed to shatter in powder form to eliminate eliminate eliminate nate the danger of injury from falling pieces |