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Excess moisture can affect more than the windows. A consistently damp car may begin to develop a sour or basement-like odor that becomes noticeable as soon as the doors are opened.Soft materials such as carpeting, floor mats, fabric seats, and interior lining can hold moisture for long periods. If these surfaces do not dry properly, the smell may remain even after the visible water has disappeared.
Reducing humidity can make the interior feel fresher and lessclammy. A drier environment gives moisture fewer opportunities to settle into fabrics and remain hidden beneath mats or seats.
Salt does not perfume the cabin or cover odors with fragrance. Its purpose is to absorb moisture, addressing one of the conditions that can allow stale smells to persist.
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The method is therefore different from using an air freshener. A scented product may temporarily change the smell of the interior, while a moisture absorber focuses on the dampness contributing to the problem.
