A Swedish startup, Adsorbi, has developed a process using wood-based material to clean indoor air, and now has financing that the company says will help it build a pilot plant.

These 14 brands are making some of the best sustainable air purifiers — vote for your favorite brand as part of our Green ...

Safety Tips for Using Your Homemade Air Filter: Turn off the fan when leaving the room or going to bed to prevent potential overheating. Regularly check the fan for signs of overheating and shut it ...

you can make your own air filter using a 20-inch box fan and a 20-inch HEPA furnace filter. You’ll also need duct tape or a bungee cord. While homemade filters have shown some effectiveness, ...

Interest in air filters and purifiers is spiking in Southern California, including questions about how to build a homemade air purifier. Getting clean air is the latest challenge for residents who ...

Interest in air filters and purifiers is spiking in Southern California, including questions about how to build a homemade air purifier. Getting clean air is the latest challenge for residents who ...

Interest in air filters and purifiers is spiking in Southern California, including questions about how to build a homemade air purifier. Getting clean air is the latest challenge for residents who ...

This is a developing story. For the latest local updates head to LAist.com and sign up for breaking news alerts. Interest in air filters and purifiers is spiking in Southern California, including ...