o1. The stuff the Nazis used to exterminate Jews during WWII, as an alternative to the slower-working Carbon Monoxide.
o2. A pretty excellent Death Metal ban, whose album "World ov Worms" I implore you to try out.
o1. Scheizer! Dhiz Carbon Monoxidez ist not verrking! We shallt ghet out zhee heavy artillery. Auftschenwalden!
o2. Duuuuude, this album is the aboslute SH*T! Where have Zyklon been all my life?