Knowra2,3,7,8-TetrachlorodibenzodioxinLinked fromLinked fromThe 2 pages that link to 2,3,7,8-Tetrachlorodibenzodioxin, each with the reason it gives.All 2Broader topic 2Agent OrangeBroader topic: TCDD contamination, rather than the intended herbicidal action, drove many long-term health concerns.DefoliantBroader topic: This contaminant drove much of Agent Orange's enduring health and environmental legacy.