[Kedar Nimbalkar] thought so, and built a soda fountain that you can install right inside a fridge. The system is based around using small pumps marketed as “6V DC air pumps” on Amazon.
If it isn't currently sitting in the cupboard, a box of baking soda is likely to be found in the back of the refrigerator with its cardboard box tongue sticking out, absorbing all the funky smells ...