Distilled water is used to prevent the formation of streaks caused by minerals found in tap water. By using distilled water, the cleaner leaves behind no residue, resulting in a clear, streak-free finish. The dish soap acts as a surfactant, reducing the surface tension of the liquid and allowing it to spread evenly across the glass. This ensures that the cleaner covers the entire surface and lifts away dirt and oils effectively.

5. Comparing DIY Cleaner to Store-Bought Options

When comparing my mom’s DIY window cleaner to store-bought options, several advantages become apparent. Firstly, the DIY cleaner is free from harsh chemicals and artificial fragrances, making it a safer choice for homes with children and pets. Many commercial cleaners contain ammonia and other strong chemicals that can irritate the skin and respiratory system.