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CSCS Fire Prevention Test 2026: Free Practice Questions

Free CSCS fire prevention practice questions with answers and explanations. Revise the fire triangle, the right extinguisher for each fire class, hot works permits and what to do if the alarm sounds, then hear each question read aloud in Polish.

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Fire prevention: why it matters

Fire on a construction site spreads fast through timber, packaging, fuels and gas cylinders, often with limited escape routes. Preventing ignition is far more effective than fighting a fire once it starts.

The key idea is the fire triangle: heat, fuel and oxygen. Remove any one side and the fire cannot continue. Hot works, careless storage and poor housekeeping are the usual causes, so the test focuses on controlling them.

Fire prevention revision notes

The points below are the core of what the CITB test wants you to know on this topic. Learn these and most questions answer themselves.

The fire triangle

Fire needs heat, fuel and oxygen. Prevention and firefighting both work by removing one side, cooling (water), starving (removing fuel) or smothering (excluding oxygen).

Fire classes

A: solids (wood, paper). B: flammable liquids. C: gases. D: metals. F: cooking oils and fats. Electrical fires are not a class, the danger is the live current.

Match the extinguisher

Water (red label) for class A. Foam (cream) for A and B. CO2 (black) for electrical and B. Dry powder (blue) for A, B, C and electrical. Wet chemical (yellow) for class F.

Never the wrong type

Water on a liquid or electrical fire is dangerous. CO2 on cooking oil will not put it out. Using the wrong extinguisher can spread the fire or cause electrocution.

Hot works permits

Welding, cutting and grinding need a hot works permit, a clear area, a fire watch during and after the work, and the right extinguisher to hand.

If a fire starts

Raise the alarm first. Only tackle a small fire if it is safe and you are trained. Leave by the nearest escape route, do not use lifts, and go to the assembly point for the roll call.

Hear a question in Polish

The questions stay in English, exactly like the real CITB test, but you can listen to each one read aloud in native Polish. Press Play in Polish below to try it.

Fire prevention
Sample question

What is the primary purpose of a fire extinguisher on a construction site?

A

To create a barrier against smoke

B

To suppress dust particles

C

To extinguish or control small fires

D

To signal fire alarms

Audio is a translation aid. The English text on screen is authoritative, like the real CITB test.

Every wrong answer can also come with an AI explanation that points to the specific rule behind the correct answer, so you learn from each mistake instead of just memorising. Native Polish audio and AI explanations are two things you will not find on other CSCS practice sites.

Fire prevention practice questions

Five questions in the real CITB format: one stem, four lettered options, one correct answer. Select Reveal explanation to check your answer and read why it is right.

Q1. Which type of fire extinguisher is suitable for electrical fires?

  1. A.Water
  2. B.Foam
  3. C.CO2
  4. D.Wet chemical
Reveal explanation

Correct answer: C. CO2

CO2 extinguishers are safe for use on electrical fires as they do not conduct electricity.

Q2. What is a key method to prevent fires on construction sites?

  1. A.Store oily rags in open containers
  2. B.Ensure all electrical equipment is tested regularly
  3. C.Ignore flammable materials in the open
  4. D.Block fire exits
Reveal explanation

Correct answer: B. Ensure all electrical equipment is tested regularly

Regular testing of electrical equipment helps to identify potential fire risks.

Q3. Before using a fire extinguisher, what should you always check?

  1. A.Its expiry date
  2. B.The weather conditions
  3. C.The manufacturer
  4. D.The fire size
Reveal explanation

Correct answer: A. Its expiry date

Checking the expiry date is crucial as extinguishers can lose pressure over time.

Q4. Why is it important to keep fire exits clear on-site?

  1. A.To store equipment closer to work areas
  2. B.To allow quick escape during a fire
  3. C.To create more workspace
  4. D.To minimize wind interference
Reveal explanation

Correct answer: B. To allow quick escape during a fire

Clear fire exits ensure safe and quick evacuation in case of fire.

Q5. What is the fire triangle?

  1. A.A guide for fire drill procedures
  2. B.A model outlining required elements for combustion
  3. C.A warning system for chemical fires
  4. D.A code for fire-related incidents
Reveal explanation

Correct answer: B. A model outlining required elements for combustion

The fire triangle consists of heat, fuel, and oxygen, which are necessary for fire.

Practise all Fire prevention questions

Common mistakes

These misconceptions catch people out in the test and on site. Unlearn them before you sit the real exam.

Mistake 1: “Use water on any fire.”

Correct: Water conducts electricity and makes burning liquids or oils spread violently. Use CO2 or dry powder on electrical, foam on flammable liquids, and wet chemical on cooking oils.

Mistake 2: “Fight the fire before raising the alarm.”

Correct: Raise the alarm and make sure people can get out first. Only then, and only if the fire is small and you are trained, should you consider tackling it. Your life comes before property.

Mistake 3: “Gas cylinders are fine left in the sun.”

Correct: Heat raises the pressure in cylinders and can cause them to burst or rocket. Store cylinders upright, secured, in a ventilated area away from heat and ignition sources.

Related CSCS topics

Build a complete picture by practising these related syllabus areas too:

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Frequently Asked Questions

Heat, fuel and oxygen, the three things a fire needs. Remove any one of them and the fire goes out. It is the basis of both fire prevention and firefighting.

CO2 (black label) or dry powder (blue). Never water or foam, because they conduct electricity. The safest first step is always to isolate the supply if you can do so safely.

A formal authorisation for work that creates heat or sparks, such as welding or grinding. It sets controls: clearing combustibles, a fire watch during and after the work, and extinguishers to hand.

Yes. The questions stay in English, like the real CITB test, and you can listen to each one read aloud in native Polish, in a male or female voice.

Yes. The practice questions are free. Premium unlocks unlimited practice plus AI explanations on every wrong answer.