Radon homes investigated 

 -  1998 
 - Western Mail  27 June 1998, 2(1) .
<br/><br/> According to a survey by the National Radiological Protection Board, potentially dangerous levels of radon gas was found in at least 10,000 Welsh homes. Lists the numbers measured in each unitary authority. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HEALTH HAZARDS<br/>RADON GAS<br/>WALES