TED-Ed: How do gas masks actually work? | George Zaidan

The video discusses the technology behind masks, highlighting their importance in filtering pollutants due to increasing wildfire frequency and climate change. It explains how masks work by filtering particles based on size or chemical attraction, using examples like wildfire smoke. Advanced techniques, such as activated carbon masks, are introduced for filtering smaller pollutants like ozone. Practical tips for maintaining air quality indoors are also provided, emphasizing the use of HEPA filters and ensuring a tight seal for effective protection.

Why is it important to have a tight seal when using a mask?

What precautions should be taken when air quality is poor?