When considering vehicles on site, what are the three main categories of vehicle hazards?
Which three of these processes commonly produce harmful substances?
Which three of these illnesses or conditions are common on construction sites?
Which of the following are among the main hazards from electricity?
What colour is used to indicate a foam fire extinguisher?
What are the three elements needed to start and maintain a fire?
What is the first thing you must do, if a fire breaks out?