Unpleasant smell in the refrigerator is a huge problem that can be easily solved.
It can have lot's of reasons, but the main one is tainted or too smelly products.
First of all, you should store all the products in hermetically sealed containers.
The second step is cleaning the fridge. The easiest way to do this is use soda and water mixture. Clean walls and shelves of the fridge with it and the smell will disappear.
The last step is to keep the cleanliness in the fridge. Also, you can use basic products, which will absorb the smell.
1. Rye bread - put a slice of brown bread on the shelf, and it will absorb all the odor.
2. Coffee - is also a brilliant way to deal with an unpleasant odor. Put freshly ground beans in a small bowl and leave in the refrigerator.
3. Rice - put a handful of uncooked rice on a plate and leave it on the shelf of the refrigerator.
4. Apple or potatoes - put thin slices of any of them on the shelf and forget about an unpleasant odor.
Do not forget to periodically update your chosen product.