Mustard Gas (Yperite) was first used by the German Army in September 1917. It was one of the most lethal of all the poisonous chemicals used during the war. It was almost odourless and took twelve hours to take effect.
Alvin and the Chipmunks (film) Alvin and the Chipmunks is a 2007 American live-action musical comedy film directed by Tim Hill. Based on the characters of the same name created by Ross Bagdasarian, Sr., the film stars Jason Lee, David Cross, and Cameron Richardson with the voices of Justin Long, Matthew Gray Gubler and Jesse McCartney.
The first film in the film series, Alvin and the Chipmunks was followed by three sequels: Alvin and the Chipmunks: The Squeakquel, released on December 23, 2009, Alvin and the Chipmunks: Chipwrecked, released on December 16, 2011 and Alvin and the Chipmunks: The Road Chip, released on December 18, 2015.