A mouse is in flour; what should I do? - briefly
Remove the contaminated flour and seal it in a disposable bag, then clean the container and surrounding area with mild detergent. Deploy traps or contact pest control to eliminate the rodent and prevent future infestations.
A mouse is in flour; what should I do? - in detail
If a rodent has entered a container of flour, immediate action is required to protect food safety and prevent further infestation.
First, isolate the affected product. Transfer the flour to a sealed, airtight bag and label it as compromised. Do not use the contaminated portion for cooking or baking.
Next, remove the rodent and any visible droppings or urine. Wear disposable gloves and a mask, then place the animal in a humane trap or dispose of it according to local regulations. Clean the surrounding area with a detergent solution, followed by an approved disinfectant.
After cleaning, inspect all nearby food storage containers for signs of gnaw marks or droppings. Discard any items that show damage. Store remaining flour in a metal or heavy‑plastic container with a tight‑fitting lid to block future entry.
Implement preventive measures:
- Seal cracks, gaps, and holes in walls, floors, and cabinets.
- Install steel wool or copper mesh around openings.
- Keep the pantry dry; moisture attracts rodents.
- Place snap traps or electronic traps along walls and near potential entry points.
- Maintain a regular cleaning schedule, removing crumbs and spills promptly.
Finally, monitor the storage area for several weeks. If signs of activity reappear, repeat inspection and consider professional pest control. These steps eliminate the immediate hazard and reduce the likelihood of recurrence.