Tag: Mildew

According to numerous user reports and expert insights, it is a well-established fact that down products can indeed develop an unpleasant odor when exposed to moisture. This phenomenon frequently causes alarm for owners, raising the important question: **Does down smell when wet?** Understanding the root cause of this issue is the first step toward effective prevention and care.

The aroma of freshly turned soil after a rain, known as petrichor, is caused by the chemical compound geosmin, a 'wet smell' that is surprisingly detectable by humans even at very low concentrations. However, the same general odor can signal a far less pleasant phenomenon: mold or mildew growth in damp, poorly ventilated areas of a building.