Specialist General strongly advises all homes be tested for radon. Houses with radon degrees offour picocuries per Litre (4 pCi/L) or higher should be taken care of. The high cost of radon removal in the 1980s brought about critics saying that the concern is a financial boondoggle evocative the swine influenza scare of 1976. They additionally argued that the results of reduction are irregular with lowered cancer danger, especially when interior radon levels remain in the lower series of the workable exposure degree. Considering that radon gas is located in the majority of soil and also rocks, it is not just able to move into the air, yet likewise into underground water resources.