You can re-use the deodorizer by removing odors from the deodorizer.
Pull out the upper fridge drawer.
Unscrew the screw at the deodorizer.
Press on the hooks at the deodorizer and then take it out.
Dry the deodorizer by using a hair dryer or by leaving it in the sunlight.
A natural palm wood powder is used for the deodorizer to increase deodorizing performance. Even if it falls off, it is not harmful. Wipe it off with a towel or cloth.
Do not wash the deodorizer with water.