Listen to 15 Acres of Broken Glass online. 15 Acres of Broken Glass is an English language song and is sung by Aperture Science Psychoacoustic Laboratories. 15 Acres of Broken Glass, from the album Portal 2: Songs to Test By (Collectors Edition), was released in the year 2012. The duration of the song is 5:01. Download English songs online from JioSaavn.