Radon is the decomposition of Uranium.
It's been around for thousands of years and is a known carcinogen.
It cannot be 'gotten rid of' but a simple test and proper mitigation will render it harmless. Ask me how.
Infrared looks at the heat or energy of an object.
The camera cannot 'see-thru' anything.
A thermal camera will measure an objects ability to:
Radiate, Reflect or Absorb heat energy.
The detailed inspection report contains photos and information gathered during the inspection that you can refer back to again and again.
Your new home may have new technologies. Understand why new homes are built more 'air-tight' and how the systems work.