Big Rigs, Buses and Vans

What this quiz asks

• Piaggio's little three-wheeled van is named after this insect, in Italian. What is the van called?
• In which country are 'road trains', lorries pulling three or four trailers, a common sight on outback highways?
• In the CB radio slang made famous by truckers, what does '10-4' mean?
• In a famous 2013 advert for Volvo Trucks, which action star did the splits between two reversing lorries?
• On most heavy lorries with air brakes, a big loss of air pressure makes the brakes come ON rather than fail.
• What is the name of the horseshoe-shaped coupling plate on a tractor unit that the trailer rests on?
• Which animal has served as the famous bonnet mascot of Mack Trucks?
• Select ALL of these truck makers that come from Sweden.
• Why do most European lorries have a flat-fronted 'cab-over' design instead of a long bonnet?
• Was the world's first petrol-engined bus built by Karl Benz's company, in 1895?
• Greyhound, the famous long-distance bus company, began in 1914 by carrying iron miners in which US state?
• Order these commercial vehicles by the year they were launched, earliest first.
• Why does a trolleybus need two overhead wires, when a tram usually needs only one?
• The Volkswagen Type 2 van was only ever built in Germany.
• The name of Mercedes-Benz's go-anywhere Unimog is short for what?
• Select ALL of these truck brands that the American group PACCAR had bought by the year 2000.
• In what year did the first Routemaster buses enter service in London?
• The giant BelAZ mining dump trucks are built in which country?
• How does the 'Jake brake' used on many diesel lorries slow the vehicle down?
• The idea for the Volkswagen Type 2 van came from a 1947 sketch by Ben Pon. What was his job?