Sneezing a Lot? Handheld Allergen Detector Can Help

Whether you live in a city of somewhere more rural, there are always things in the air, invisible to the naked eye that could make you sneeze or cause major illness. Detecting these microscopic materials such as pollen, mold and pollutants could be time consuming and costly. A lab at the University of California, Los Angeles is trying to solve that problem by developing a handheld allergen detector for consumers. VOA’s Elizabeth Lee has the details.

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