Addition intermediate radical

International Commission for Radiological Protection

International Commission on Radiological Protection

the intersection of radical classes

radical radical of group

Intercalation Interaction

aperture integration-surface integration

canonical-interrogation self-interrogation Sonority Iconicity Principle

integration and interconnection

integration of data processing and interpretation

integration of interpretation and processing

integration of processing and interpretation

intercalation and de-intercalation mechanism

Interconnection and Integration

Interconnection and Intercommunication

medium scale integration/small scale integration

(．)OH radical

(free-)radical copolymerization

． OH radical