Being EPA Green

Andrew Freiberger (via email) writes, "I'm driving down the road to work this morning and what did I see, but a circa late 70s early 80s rusted out Chevy truck complete with dualies and all...so, I'm thinking, "who the hell drives something that shitty looking and gas guzzling"....I pull up close behind at the next light...the plates
U.S. Government
EPA 521"