title: I throw out leftovers that have been in the refrigerator for a week or so, even if they don't smell bad.  My husband says I'm wasting.  When should leftovers be tossed?
mesh_terms: D005506:Food Contamination / Q000517:prevention & control*; D005511:Food Handling / Q000379:methods*; D005518:Food Preferences; D059022:Food Safety / Q000379:methods*; D005517:Foodborne Diseases / Q000517:prevention & control*; D006801:Humans; D009812:Odorants