As it is known, staying for long periods of time in a place with high concentration of radon is a health hazard. This health risk can be increased into adulthood, if at infant ages the young people grow inside places ...
^222Rn and ^220Rn enter the atmosphere mainly by crossing the air interface of either soil-air or building materials. The existence of relatively high concentration maintains a large ^222Rn, ^220Rn concentration gradi...