News Chemistry Molecular Car Park: Material packs in carbon dioxide Share this:FacebookTwitterPocketRedditPrintEmail By Aimee Cunningham January 4, 2006 at 1:13 pm This article is only available to Science News subscribers. Subscribers, enter your e-mail address to access our archives. Client key* E-mail* Log in Not a subscriber? Science News is a nonprofit. Support us by subscribing now. Subscribe