pesticide
type: Concept
narrower: DDT

DDT
type: Concept
definition: Dichlorodiphenyltrichloroethane (DDT) is one of the best-known synthetic pesticides. It was first synthesized by German chemist Othmar Zeidler in 1874. [Source: Green Food: An A-to-Z Guide; DDT]
broader: pollution
broader: pesticide
broader: known or suspected carcinogens
broader: biology and chemistry

pollution
type: Concept
narrower: DDT

known or suspected carcinogens
type: Concept
narrower: DDT

biology and chemistry
type: Concept
narrower: DDT

concepts
type: Collection
type: ConceptGroup
member: DDT