Domanda 78, Communication - PPL(A) English - Private Pilot License (Aircraft)

Information concerning urgent spare parts which are required for a continuation of flight and which have to be ordered in advance.
Information concerning the apron personell and which imply an imminent danger to landing aircraft.
Information concerning the safety of an aircraft, a watercraft or some other vehicle or person in sight
Information concerning aircraft and their passengers which face a grave and imminent threat and require immediate assistance.