We have all smelled it – that musty, closed-house scent that always seems to emit from a senior’s home. You may have childhood memories of a favorite elderly aunt who smelled of rose water and “old people.” The last time you visited your aging mom or dad, did you notice that familiar smell? It could be more than a stuffy house that needs a good airing out. It could mean that Mom’s beloved home is infested with termites. Ensure Dad…