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

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. When you breathe in wildfire smoke, ...

Multiple wildfires are raging in Southern California, and it’s covering cities across the region in ash and smoke. If breathing is a struggle right now, wearing a mask can help. How do fires affect ...

Thea van de Mortel teaches into the graduate Infection Prevention and Control program at Griffith University. Peta-Anne Zimmerman is a Board Director of the Australasian College for Infection ...