P95 and N95 are rating classifiers for masks manufactured to keep people from inhaling dust and other small particles in unsafe environments.

To avoid breathing wildfire smoke, it's important to have the right gear. Dust masks, bandanas and damp pieces of cloth won't adequately protect you from inhaling fine particulate matter like PM2.5.

Rising dust levels in Delhi-NCR due to strong western winds can affect respiratory health. Pulmonologist Dr Anshuman Rajkhowa warns that prolonged exposure to fine dust particles may trigger ...