Mix 1/4 cup vinegar and 1 tablespoon cornstarch into 1 quart of warm water; Arkansas Extension says the homemade glass cleaner can help prevent streaks

A DIY cleaner for your windows can be crafted using vinegar and cornstarch, ensuring a clear, gleaming finish. This budget-friendly solution incorporates ingredients you likely already have at home. Vinegar cuts through stubborn grime and mineral deposits effectively, while cornstarch helps leave behind a streak-free shine once dried. This homemade spray serves as a safe and economical option compared to store-bought cleaning supplies.