Radon is a naturally occurring radioactive gas that comes from the breakdown of uranium in soil and rock. Radon gas is colorless, odorless and tasteless. Radon gas is one of the leading causes of lung cancer in the United States. We will leave a testing device in the home for anywhere from 2 to 6 days. The testing device will then be sent to a lab for analysis. Remediation/mitigation is recommended if the level is at/or above 4 picocuries/liter.