<Li> on inside of the windshield </Li> <Li> deep damage on both layers of glass </Li> <Li> damage over rain sensor or internal radio antenna </Li> <Ul> <Li> complex multiple cracks </Li> <Li> very long cracks (i.e. over 18--24 inches (46--61 cm) long) </Li> <Li> contaminated cracks </Li> <Li> edge cracks </Li> </Ul>

What type of simple machine is a car windshield