Agent Orange was a toxic herbicide that the U.S. military used during the Vietnam War. The most harmful ingredient in Agent Orange is called 2,3,7,8-tetrachlorodibenzo- p -dioxin (TCDD), or simply dioxin. Exposure to dioxins can cause numerous health problems and diseases, such as cancer. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.