1. Season with orange peel. After peeling the fresh oranges, you can then place them in every corner of the display case. After a few days, you can completely eliminate the odor.
2. Lemons can also be used to remove odors. The lemon itself is fragrant and contains citric acid, so you can put lemon slices on the display stand, which can effectively remove the odor.
3. Use charcoal to remove odor. Choose the right amount of charcoal, you can pulverize the charcoal, then put the charcoal in a small bag, take a few similar bags, put them on the display rack, the deodorization effect is very good.