How to defog car windows without air conditioning or rags: the homemade method that works in seconds

the glass runs the risk of leaving scratches, greasy marks or lint residues that worsen visibility, especially when the light hits the front.
When it’s especially useful

The technique is particularly valuable in a number of everyday situations:

When starting the car on cold mornings, when the thermal difference with the outside is maximum.
On rainy days, when the occupants climb up with wet clothes or umbrellas.
On trips with several passengers, as breathing increases the humidity inside.
In vehicles that do not have working air conditioning.

A Simple Resource for Driving Safely

Visibility is one of the fundamental pillars