Put a Glass of Salt in Your Car: The Surprising, Science-Based Trick Every Driver Needs to Know

You wake up.
It is cold.
Damp.
You rush to the car – then back again – and open the door.
And there it is:
Foggy windows 🌫️
A musty smell that wasn’t there yesterday 🐭
That weird moisture on the seats… even though it wasn’t raining 🪨
Does that sound familiar?
We’ve all struggled with humidity in the car—the invisible enemy that turns your morning commute into a steamy sauna session with poor visibility and questionable air quality.
But what if the solution wasn’t a $30 dehumidifier or an overpriced spray?
👉 What if it was already in your kitchen?
Meet the salt trick – a simple, inexpensive, science-based trick that mechanics, RV owners, and boat owners have sworn by for years.

🌬️ How it works: Salt is a natural dehumidifier (seriously):

 

 

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