Final answer:
Vehicle glass must be in good condition without cracks, discoloration, or obstructions to ensure safety and visibility. It's usually made from materials like soda-lime glass. Special precautions such as using gloves should be employed when handling broken glass.
Step-by-step explanation:
All glass on a motor vehicle must be safe glass, free of discoloration or diffusion, cracks, and unauthorized obstructions. Glass used in vehicles is a non-crystalline, often transparent amorphous solid. It is important for maintaining visibility and thus the safety of the vehicle's operation. Commonly used glass for motor vehicles includes types like sodalime glass, which is composed of silicon dioxide (SiO2), sodium oxide (Na2O), calcium oxide (CaO), and several minor additives. This type of glass ensures clarity, durability, and safety for drivers on the road.
It is essential to handle broken glass with caution, using gloves and a dustpan and broom, and never with bare hands, to prevent injury. This is not just a safety measure for individuals but also relates to the legal requirements of vehicle condition and road safety.