blog posts Should the TSA end the 3-ounce liquid restriction? Jul 11, 2023 10:30 am by Chicago TribuneIllinois in the News Share on Facebook Tweet Email Images The Chicago Tribune (July 5) Sheldon Jacobson, a U. of I. professor of computer science, writes that the 3 ounce rule has endured for 17 years. Since that time, airport security has moved forward strategically and technologically. Share on Facebook Tweet Email