If your home has high concentrations of radon there are ways to reduce it to acceptable levels. Most radon problems can be fixed by a do-it-yourselfer for less than $500. If you want or require the assistance of a professional you may wish to look at the list of certified radon mitigators for your state.
Interestingly enough, one common cause of bloody mucus in nose areas is high blood pressure. While the blood vessels and the nose seem hardly related in any pertinent way, Kaiser Permanente points out that high blood pressure can cause nosebleeds, which can result in bloody mucus discharge. What can cause this is the perfect storm of adjacent occurrences.
Here are some of the causes that can lead to smelly mucus. Sinusitis: There are four pairs of para-nasal sinuses located in the skull bone. They are in the cheekbone, behind the eyes, under the forehead, and near the nasal bridge. Normally the sinuses warm and clean the air that a person breathes.