Aerogel Samples (IMAGE) University of California - Los Angeles Caption Breath mint-sized samples of the ceramic aerogels developed by a UCLA-led research team. The material is 99 percent air by volume, making it super lightweight. Credit UCLA Samueli Engineering Usage Restrictions none License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.