Super Size Happy Meal SeriesKolokol-1 October 2010, Cervera de los Montes / Helsinki 32 x 20 x cm Silk screen print on cardboard i Kolokol-1 is a synthetic opioid, developed for use as an aerosolizable incapacitating agent. It is thought to be the chemical agent employed by a Russian Spetsnaz team during the Moscow theater hostage crisis in October 2002. Tags: Happy Meal, McDonald's, Kolokol, terrorism, Russia 9 / 13