boots his workmate the diem's of his here for the first time he's a radiation supervisor to david eames tusk is to test the soil to see if it was contaminated by the explosion. here in this place the background radiation that is say gamma radiation is comparable to radiation aboard an airplane . you someone stays here for ten to fifteen hours they will get a doze matching the one that during an air flight. in one thousand nine hundred one yuri was an army service man at a nearby military test range he often came here to base even then he was not afraid of the radiation. is two point three micro civet. so it's like at the top yes. the offshore water is warm you can you and wave here especially at lunchtime when he is particularly hot here the salty but i've got no other concerns about it. scientists say the level of radiation you klyde contamination in the lake poses no health threat even though the water's chemical properties and salty taste make it unsuitable for drinking life can still be found we need some tiny fish thrive on the lake bed and what we have just seen young fishes off shore.