National radon study shows higher levels, exposure to radioactive gas in homes

a colourful drawing of a house with earth layers shown below it.

A countrywide study says radioactive radon exposure is on the rise and continues to be a critical public health concern.

A countrywide study says radioactive radon exposure is on the rise and continues to be a critical public health concern.a colourful drawing of a house with earth layers shown below it.

A countrywide study says radioactive radon exposure is on the rise and continues to be a critical public health concern.

News/Canada/Calgary

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