Harlandale Independent School District Superintendent Rey Madrigal addresses the crowd during a ribbon cutting ceremony held for Bexar County's first school-based health center at Collier Elementary School, ...
Charcoal is known to effectively absorb and trap odors, but you will want to control the potential mess it can make. Place charcoal in a container with several holes poked in it, and leave it in an area that smells bad. Throw the entire assembly away when the scent is gone.
We've read a bit about how baking soda can absorb odors (and covered it in the past), due to its alkaline nature that can neutralize acidic odors (again, we're not scientists). Most of what we read, though, notes that it doesn't absorb odors very well â not well enough to really freshen a fridge.