A kitchen fire suppression system primarily aims to extinguish which type of fire?

A kitchen fire suppression system is specifically designed to combat grease fires, making this the correct answer. Grease fires occur when cooking oils or fats become overheated and ignite. These types of fires can escalate quickly and are particularly hazardous because water, which might be used for other types of fires, can exacerbate the situation by spreading the flames.

The suppression systems typically utilize chemicals that can effectively smother the fire, cutting off the oxygen supply and cooling the burning substances. This is critical in commercial kitchens where the risk of grease fires is high due to the extensive use of oils and fats in food preparation.

Other fire types listed, such as electrical fires, wood fires, and gas fires, involve different combustion materials and circumstances that may not be effectively managed by a kitchen fire suppression system. For instance, electrical fires need to be approached differently, often requiring methods that involve stopping the electricity and using suitable extinguishing agents that do not conduct electricity. Similarly, wood and gas fires are common in various settings outside of the kitchen and may not require the specialized suppression methods designed for grease fires. Therefore, the primary goal of a kitchen fire suppression system is to effectively control and extinguish grease fires in that specific environment.