Try soaking peppercorns in white vinegar for 3 days

1. Uses of pepper and vinegar solution
   The pepper and vinegar solution is not just for deodorizing; it also brings many wonderful benefits for your home:

• Fresh-smelling refrigerator
  The refrigerator stores many types of food with different odors, which can easily lead to unpleasant smells. Place a bowl of the pepper and vinegar solution inside the fridge. The scent from this mixture will effectively neutralize odors, leaving you with a fresh and clean food storage space.

• Effective mosquito repellent
  Summer is the season when mosquitoes breed and cause inconvenience and health issues. Instead of using harmful chemicals, place a bowl of the pepper and vinegar solution under the bed or in the corners of the house. The scent from this mixture will make mosquitoes "run away," helping you and your family have a safe and restful sleep.

• Eliminate kitchen odors
  The kitchen is a place where food, oil, and grease odors linger, creating an environment for insects to thrive. Placing a bowl of the pepper and vinegar solution in the corner of the kitchen will help neutralize unpleasant smells and repel cockroaches and mosquitoes, keeping your kitchen clean and fresh.

• Eliminate trash bin odors
  The trash bin is a place that harbors bacteria and is a source of unpleasant smells. You can put the pepper and vinegar solution in a spray bottle and spray it directly into the trash bin to neutralize odors and repel small flying insects, keeping your kitchen area clean and tidy.