known or suspected carcinogens
type: Concept
narrower: war gases

concepts
type: Collection
type: ConceptGroup
member: war gases

war gases
definition: WAR GASES ARE a part of the chemical warfare that has been practiced since boiling pitch was poured over castle walls. Gas warfare is currently viewed as the use of a weapon of mass destruction. [Source: Encyclopedia of Cancer and Society; War Gases]
broader: known or suspected carcinogens
type: Concept