Toasters, air fryers, and hair dryers identified as major indoor pollution sources, study reveals
Common household gadgets quietly pump trillions of ultrafine particles into indoor air each day. Researchers at Pusan National University in South Korea tested popular items like toasters, air fryers–and hair dryers, uncovering emissions that slip deep into lungs and carry hidden dangers.The team set up a sealed lab chamber to capture exact particle counts from…