Working with Heat Producing Equipment

How far should oxygen bottles be stored away from those containing Acetylene or Propane?

• 3.0 m or separated by fireproof shield
• 3.0 m or separated by a metal barrier
• 3.0 m or separated by a masonry wall
• 3.0 m or separated by a combustible partition

Is Acetylene heavier or lighter than air?

• Heavier
• Lighter

Which gas that you may come across during your working day smells like Garlic?

• Propane
• Butane
• MAPP
• Acetylene

What is an important thing to remember when using MAPP gas?

• The gas flame picture is clear so it is harder to see it burn
• The gas burns hotter than propane
• The gas burns with an unstable flame

When soldering joints near to wall coverings and skirting, what should you do to prevent fire spreading

• Spray the walls and skirting with water to damp the wall coverings down
• Use a heat resistant mat to protect materials behind it
• Use a low flame only to solder joints so that you can point the flame directly at the joint that needs soldered

What type of fire extinguisher should be carried with you when undertaking hot work soldering?

• Water
• CO2
• Dry Powder
• Foam

When soldering underneath wooden flooring, what should you do after the job is completed?

• Wait 30 minutes before replacing the floor boards to ensure nothing is smoldering, then replace floor boards and clear tools away
• Wait 15 minutes before replacing the floor boards to ensure nothing is smoldering, then replace floor boards and clear tools away
• Wait 90 minutes before replacing floor boards to ensure nothing is smoldering, then replace floor boards and clear tools away
• Wait 60 minutes before replacing floor boards to ensure nothing is smoldering, then replace floor boards and clear tools away

When transporting gas cylinders using portable trollys, what British Standard should the trolley be manufactured to?

• BS 2817
• BS 2781
• BS 2718
• BS 2187

What British Standard should LPG regulators, hoses and blowtorches be manufactured to?

• BS 3122
• BS 3221
• BS 3212
• BS 3231