12 austrian schools evacuated over radioactive rock none of the schools realized the danger image credits: marcin wichary/flickr . 




twelve schools have been evacuated after a lump of uranium was found in a science classroom sparking nuclear terror. 




the discovery was made when antinuclear campaigner thomas neff was giving a lecture to pupils about an old wristwatch from the 1960s with a radium dial. 




the numerals on the watch contain the material to help them to glow in the dark and were created when little was known about the damage caused by radiation.
12 austrian schools evacuated over radioactive rock
mirror.co.uk