The driveshaft is CF. The individual to the rears are not to the best of my knowledge.
Wiper-sprayers are built into the wipers themselves if you hadn't already noticed.
Lifted from another site:
Bonnet, suspension and engine aluminium.
Steering wheel Inner core is magnesium. Energy-absorbing interior steering column compresses during frontal impacts
Hood is built to buckle at predetermined points.
In frontal impacts, the engine is designed to drop down and away from the passenger compartment.
The driveshaft is designed to collapse, further helping reduce risk of injury.