The Ford Model T was the first automobile mass produced on moving assembly lines with completely interchangeable parts, marketed to the middle class. This car had 2 forward gears, a 20 horsepower engine and no driver doors.
Is a crane that is mounted on top of a tracked vehicle. They all feature large counterweights set on the back of the crane that allows them to lift and move very heavy loads without tipping over. Their lifting capacity ranges from 30 to 3000 tons.
Fire engines are specifically designed to fight fires and often include a larger telescopic-ladder mounted on a turntable at the back of the truck's chassis. Most also include a water tank with an onboard pump, a fire hose, an aerial ladder and multiple ground ladders.