![Image](http://www.f1-world.co.uk/images/circuits/new/fuji_circuit.gif)
For the 'Make Cars Green' campaign, Bridgestone has brought tyres with markings on the grooves for the Japan. Every grooved spec tyre will have green lines, but the softer compound will have one white stripe (among the other green ones) to differentiate it from the harder.
![Image](http://images.gpupdate.net/large/112250.jpg)
I saw a photo of a Honda pitstop light, similar to Ferrari's. Have they been using this before? Or is it new for Japan?