Wipe the windscreen with cut onion before monsoon driving
A classic. Reports say it lasts about one shower.
Do this insteadA ₹250 bottle of rain repellent lasts weeks and does not streak under headlights.
Why it works
The sulphur compounds leave a film that briefly disperses water. It streaks badly at night against headlights and washes off within a few minutes of rain.
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