How to remove the odor in the urine bucket?

To remove the odor in the urine bucket, you need to prepare: paper, water and lighter.

1. First take out the urinal as shown in the figure for later use.

2. Next, put a lighted piece of paper into the urinal, as shown in the figure below.

3. Then cover the urinal as shown in the figure and let the ammonia in the urinal burn off.

4. Open the lid of the urinal below and flush the urinal once.

5. Finally, remove the odor of the urinal, as shown in the figure.