Sign reading "SHARP EDGES USE EXTREME CAUTION" on a fire hose port in the Glenmont west garage. However, the only thing that I could find that had sharp edges was the sign itself.
Ben Schumin is a professional photographer who captures the intricacies of daily life. This image may be used under Creative Commons Attribution-ShareAlike 2.0. Please provide artist attribution, as well as a link to the original photo and to the license terms.