Certified Network Defender (CND) — Question 186

Which of the following can be used to suppress fire from Class K sources?

Answer options

• A. Water
• B. Carbon dioxide
• C. Foam
• D. Dry Chemical

Correct answer: C

Explanation

Foam is specifically designed to tackle Class K fires, which typically involve cooking oils and fats. Water, carbon dioxide, and dry chemical agents are not effective for these types of fires and may even exacerbate the situation by spreading the flames.