Candles are popular, but they do pose risks due to fire and smoke. While scented wax melts that release aroma with out flames ...

But when you’re inside, the products you use to make your home smell good—like wax melts, air fresheners, or diffusers—warrant the same worries. These products create nanoparticles that ...

When you make your house smell good, you’re also polluting the air—and hurting your lungs. When you walk outside, you might be concerned about how a nearby idling car or a faraway factory are ...