During a wildfire, residual smoke distributes on the breeze, infiltrating homes, schools and offices. To help people protect ...

Low-cost, DIY air purifiers are proving to be just as effective as expensive commercial units at protecting indoor spaces ...

To combat hay fever or pet allergies, your air purifier should be equipped with a High Efficiency Particulate Absorbing (HEPA) filter. "These filters can remove up to 99.97% of small airborne ...

trap them with filters, and disseminate clean air back into your space. A HEPA filter is theoretically rated to capture at least 99.97 percent of the size of particles that dust can be.

To help people protect themselves and their families, American researchers have developed a low-cost, durable, do-it-yourself (DIY) air cleaner that works as well as more expensive HEPA filters to ...

To help people protect themselves and their families, researchers have developed a low-cost, durable, do-it-yourself air filtration system that works as well as more expensive HEPA filters to ...