Bruce Schneier once took two 12 oz bottles of "saline solution" through security to test that. >Later, Schneier would carry two bottles labeled saline solution

Bruce Schneier once took two 12 oz bottles of "saline solution" through security to test that. >Later, Schneier would carry two bottles labeled saline solution—24 ounces in total—through security. An officer asked him why he needed two bottles. "Two eyes," he said. He was allowed to keep the bottles. https://www.schneier.com/news/archives/2008/11/the_things_he_carrie.html https://www.schneier.com/news/archives/2008/11/the_things_he...