Almeno 55 operai sono finiti in ospedale per eccessiva esposizione alle radiazioni da tritio. L'impianto di Kaiga e' considerato ad "alta sicurezza".The employees working in the first maintenance unit of the plant were t
reated for increasing level of tritium after they drank water from a water cooler in the operating area on November 24, official sources told PTI on condition of anonymity.