Ibis Communications
Eye Witness to History: Gas Attack, 1916
This article provides a description of what a poison gas attack was like.
Khan Academy
Khan Academy: Sarin Gas and Its Potent Effects on the Body
Read a passage about sarin gas and its effects on the body and answer the follow-up questions.
Centers for Disease Control and Prevention
Centers for Disease Control: Facts About Sarin
An overview of the nerve agent sarin, including signs and symptoms of sarin exposure, ways to protect yourself from exposures, and treatment.
Centers for Disease Control and Prevention
Centers for Disease Control: Facts About Vx
An overview of VX, a nerve agent and known weapon of chemical warfare. Includes information about the signs and symptoms of VX exposure and recommended treatments.
Inner Body
Innerbody: Digestive System
Take a look inside the human body's digestive system. This site features diagrams of the digestive tract and each part is accompanied by labels and descriptions. Just select an organ by moving the mouse over its image.