The Hood Door is a movable panel located at the front of the vehicle that covers the engine compartment. The primary function of the hood door is to provide access to the engine, allowing for maintenance, repairs, and inspections. Most hood doors are hinged at the rear and can be propped open using a support rod or hydraulic struts.

Attributes:
• Contributes to the vehicle's aesthetics and aerodynamic
• Minimizes the injury risk in case of a collision
• Provide access to the engine, allowing for maintenance and repairs

Applications:
The Hood Door is used in the frame to provide a cover over the engine compartment, it helps in the aesthetics and aerodynamics.