Correct answer
It can increase night-time glare.
It can increase glare, especially at night from other vehicles’ headlights, and impair vision. Keep the glass clean and in good condition; inspect or repair damage affecting visibility. Do not operate wipers on dry, dirty glass, as it can become scratched.
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Scratching necessarily improves safety.
It can increase night-time glare.
It eliminates sun glare in every condition.
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