Question Face shields and goggles: Answers Will likely never need to be replaced. Will develop scratches and become brittle, requiring regular replacement. Should be made of breakable materials so they can break away in the event of a crash. Should not allow air to pass through. Explanation Face shields and goggles, being made of plastic, will develop scratches and become brittle as they age. Replace them regularly to ensure maximum protection and comfort. Take a FREE Practice Test Now This questions appears in the following tests: New Jersey Practice Test