The device illustrated would be used to...

🔍 Key Concepts

• Identify the type of extinguishing agent likely used in this cartridge-operated portable extinguisher (think: water, foam, dry chemical, CO₂). • Match extinguishing agents to classes of fire: Class A (ordinary combustibles), Class B (flammable liquids), Class C (energized electrical). • Consider where you typically use an extinguisher with a hose and nozzle designed to gently lay an agent over a surface rather than blast into equipment.

💭 Think About

• Based on the construction shown (separate gas cartridge, larger main body for liquid), what kind of agent does this design usually hold on a ship? • Which of the answer choices involves a flammable liquid surface where you do NOT want to splash the fuel while extinguishing? • For which options would you avoid using a water/foam type extinguisher because of electrical shock risk or damage to sensitive gear?

✅ Before You Answer

• Eliminate any choice where using a water- or foam-based extinguisher would be unsafe (think energized electrical). • Ask which option most clearly describes a small surface flammable-liquid fire on a flat area where a blanket of foam would be effective. • Verify that the device in the illustration is not a CO₂ horn or a small clean-agent unit typically used inside electronic consoles.

The device illustrated would be used to extinguish __________. See illustration SF-0006.

mattress fires

fires in an electronics console

small oil fires on the engine room floor plates

fires in an ullage opening

🔍 Key Concepts

💭 Think About

✅ Before You Answer