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Irradiated

/ˌɪˈreɪdiˌeɪtɪd/
B2
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(verb) simple past and past participle of irradiate

The food was irradiated to kill bacteria and extend shelf life.
The material was irradiated to test its durability.
CEFR Practice Quiz
The food was ____ to kill any bacteria and extend its shelf life without changing its unique flavor.

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