No matter how scent-free you think your home is, someone just walking in will
![](https://s.realtyninja.com/static/media/med/6723_80e15b5f_dog-274x300.gif)
no doubt be able to pick up smells you’ve become oblivious to, whether from food, pets or attempts to “freshen” the air with odor-masking room sprays and other commercial scents. While normally not a big deal on an everyday basis, the way your home smells to others is cru...