Radon is a contaminant that affects indoor air quality worldwide. Because radon is denser than air it accumulates in basements and crawlspaces under dwellings.

Feb 16, 2024 · Radon is an odorless and invisible radioactive gas naturally released from rocks, soil, and water. Radon can get trapped inside homes and buildings, and build up in the air. Over time, …

Apr 13, 2023 · Long-term exposure to high levels of radon can be dangerous to your health. Learn where you’re likely to find high levels of radon, how to test for it, and how it can impact your health.

Radon is a radioactive substance, which means it emits radiation (a type of energy). Radiation can damage your cells, leading to cancer. Experts estimate that radon exposure is the second most …

Radon is an odorless, tasteless, colorless and radioactive gas that occurs wherever uranium or thorium, two radioactive metals that naturally occur in the soil, are found.

Oct 3, 2024 · Radon is a colorless and odorless gas that comes from the soil. The gas can accumulate in the home. Radon gas decays into fine particles that are radioactive. When inhaled, these fine …

Nov 13, 2025 · Radon is a naturally occurring radioactive gas that can cause lung cancer. You can’t see or smell radon. Testing is the only way to know your level of exposure. Radon can have a big impact …

Jan 25, 2021 · Radon is an odorless, invisible, radioactive gas that can enter your home from the ground through cracks in the foundation. A known human carcinogen, radon is the second leading cause of …

Radon is a radioactive gas that comes from the ground. Learn about the risks it poses, how to test your home for it, how to fix high radon levels, and what guidance is available.

Radon is a colorless and odorless gas that comes from the soil. The gas can accumulate in the air we breathe. Exposure to radon over a long period of time can lead to lung cancer. Is there a safe level of …