Why does an ozone-free germicidal lamp still produce an odor?

Aug 10, 2025

Is the odor you smell really ozone?  

Odor source: The “safety mark” of highly effective disinfection  

The unique “sunlight-like odor” you smell is the natural proof of the ozone-free germicidal lamp's highly effective operation!  

1. Root cause: The odor does not come from the lamp tube or ozone, but is a direct manifestation of the powerful disinfection capability of UVC ultraviolet light.

2. Process: Ultraviolet light instantly penetrates and destroys the cellular structure of microorganisms (mites, bacteria, viruses), causing them to rupture and die.

3. Result: The organic substances naturally present in microorganisms (such as proteins and fats) are decomposed, releasing trace amounts of volatile compounds.

4. The Mystery of the “Sunshine Scent”: The odor produced by the mixture of these compounds is scientifically identical to the fresh “sunshine scent” emitted by sun-dried bedding or grass after rain (such as geosmin, etc.), serving as a distinctive, safe aroma resulting from the decomposition of microorganisms by ultraviolet light in nature.

Is the odor safe? How should it be handled?  

 This odor is not from toxic chemical residues or ozone, but rather natural organic compounds released when microorganisms are broken down by UVC light. The concentration is extremely low, far below any health risk threshold. While some individuals may be sensitive to the odor, this is merely a sensory experience and does not indicate any harm. Simply ventilate the area for over 20 minutes after use, and the odor will dissipate!

Conclusion:

For efficient disinfection and peace of mind! The ozone-free disinfection lamp prioritizes safety, using the natural “sunshine scent” to demonstrate its effectiveness. Simply ventilate to enjoy pure air. It is not just a disinfection tool but a wise choice for those seeking an ozone-free, chemical-residue-free, naturally fresh, and healthy lifestyle. For your family, choose a safer, healthier, and more nature-friendly guardian.