Boeing engineers designed the 787 interior to better accommodate persons with mobility, sensory, and cognitive disabilities. For example, a 56-inch by 57-inch convertible lavatory includes a movable center wall that allows two separate lavatories to become one large, wheelchair-accessible facility.
Its materials (by weight) are: 50% composite, 20% aluminum, 15% titanium, 10% steel, 5% other.The 787 will be 80% composite by volume.Composites are used on fuselage, wings, tail, doors, and interior.
