What does a locking cabinet in galleys provide?

A locking cabinet in galleys is specifically designed to provide secure storage for valuables and sensitive items. This feature is crucial in ensuring that important items such as passenger valuables or crew belongings are protected from theft or unauthorized access during the flight. The design of these cabinets incorporates security mechanisms that prevent access except by authorized personnel, making them an essential element in maintaining the safety and integrity of passenger and crew property.

Considering the other options, while access to emergency equipment, additional food storage, and cooking appliances are important features found in a galley, they are not the primary purpose of a locking cabinet. Emergency equipment typically has designated storage locations that are easily accessible in a crisis, food storage is usually in larger, more accessible compartments, and cooking appliances are integrated into the galley setup, rather than being stored in locked cabinets.