A fire engine
							                                
                                        
                                    
							                        
                    
                            An ambulance
							                                
                                        
                                    
							                        
                    
                            A mobility scooter
							                                
                                        
                                    
							                        
                    
                            A doctor's car on call
							                                
                                        
                                    
							                        
                     
	 
	