Linked from
The 12 pages that link to Ethylene oxide, each with the reason it gives.
EthyleneBroader topic: It is a major product made by selective oxidation of ethylene.
EtheneRelated: Ethene is oxidized industrially to produce this major chemical intermediate.
EpoxideBroader topic: This small epoxide is a major feedstock and a practical sterilant.
PiperazineRelated: Ethylene oxide is one feedstock used in industrial piperazine production.