How many types of fire extinguishers are there?

Fire extinguishers are classified into different types based on the kind of fire they are designed to extinguish. Generally, there are five main types of fire extinguishers: Water, Foam, Dry Powder, Carbon Dioxide (CO2), and Wet Chemical. However, for the purposes of the test, it's likely focusing on the broad categories.

The classification can typically be simplified into four essential types, distinguishing between the classes of fires: Class A (ordinary combustibles), Class B (flammable liquids), Class C (gases), and Class K (cooking oils, fats). Each type of extinguisher is specifically designed to handle different fire hazards, which is crucial in a fast-paced environment like McDonald's, where various materials are present.

In this context, while there are more than four specific types of extinguishers, focusing on the essential classes gives you the correct understanding needed for safety protocols in a workplace. Therefore, recognizing the four main types of extinguishers aligns with the training and practical knowledge for managing fire hazards effectively in a restaurant setting. This knowledge is vital for ensuring the safety of both staff and customers.