Final answer:
C. Allowing unauthorized personnel access to the facility is not a good housekeeping practice at ammo storage facilities.
Step-by-step explanation:
The statement that is not a good housekeeping practice at ammo storage facilities is C. Allowing unauthorized personnel access to the facility. It is important to restrict access to authorized personnel only to ensure the security and safety of the ammunition.
Storing ammunition in a cool and dry environment (B), regularly inspecting and maintaining storage containers (A), and implementing proper labeling and documentation (D) are all good housekeeping practices. Storing ammunition in a cool and dry environment helps prevent deterioration, regularly inspecting and maintaining storage containers ensures their integrity, and implementing proper labeling and documentation aids in organization and tracking.
Overall, maintaining a secure and organized environment for ammunition storage facilities is crucial to prevent accidents and ensure the safety of everyone involved.