The blue bouncy chemical bears a strong resemblance to the Repulsion Gel in the 2011 video game Portal 2.
In the widely acclaimed Puzzle/Shooter game "Portal 2", former CEO and founder of Aperture Science Laboratories, Cave Johnson, purportedly contracted and died of lunar pneumoconiosis after prolonged exposure to the moon rocks he was using in teleportation technology research.
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McLain sang "Still Alive" and "Want You Gone", the ending credits songs to Portal and Portal 2, respectively, both of which were written by Jonathan Coulton.
A retail four-disc collection, Portal 2: Songs To Test By (Collector's Edition), was released on October 30, 2012 through Ipecac Recordings.