Radiation found in imported beans from Japan

Taiwaneese officials say a shipment of fava beans was found to have higher than normal radiation levels. The beans were shipped from Japan, far west of the nuclear site, according to a published report. There was only speculation as to how the beans came in contact with radiation.

Elevated Radiation Levels Found in Japanese Food and Water Sources Most Harmful to Children, Expectant Mothers

What happens when radiation is ingested?