sturdy container and keep it somewhere secure.
Better yet, if you’re driving, remove the container altogether.
Salt Isn’t the Best Solution for Serious Condensation
If your windows are constantly fogging up, don’t rely on a glass of salt to solve the problem.
Persistent condensation can indicate that there is too much moisture inside the vehicle.
Look for the source.
Check the floor mats
Wet mats are a very common source of moisture.
If they’ve been soaked by rain or snow, remove them and let them dry thoroughly.
Check the carpets