radon gas risk 8

https://theradonreductionsystemspace.halcyonledger.com/posts/why-a-radon-reduction-system-matters-for-jefferson-county-homes

You can't see or smell it, but radon gas seeps from the ground into basements and crawl spaces, and long-term exposure is the second leading cause of lung cancer. Testing your home is straightforward with a simple kit, and if levels are high, a mitigation system can vent the gas safely outside before it becomes a health risk.