Electron-beam and X-ray irradiation involve no radioactive elements ... chicken and shrimp. An international symbol known as the radura — a flower inside a dashed circle — is used to identify ...

Packages of food travel along a conveyor belt through an irradiation chamber where they are exposed to a controlled dose of ionizing radiation, either from gamma rays, a high-energy electron beam or X ...

Even though neither the electron-beams nor X-rays used in food irradiation contain radioactive elements, all irradiated food must be labelled with an international symbol called a radura (designated ...

The food is briefly exposed to alpha or gamma rays that may kill E ... with at least 10 per cent of the ingredients irradiated must display a symbol and statement to that effect.