LifeStraw is known for its backpack-friendly water filters and purifiers. With its new 5-gallon Escape, you can purify enough ...

All of LifeStraw’s bottles use a dual filter, with an activated carbon element to reduce chlorine and a hollow fiber membrane filter that physically blocks waterborne bacteria, protozoa, and ...

Beyond the membrane microfilter lies the activated carbon and ion exchange filter. This serves a more practical purpose: Reducing that awful chlorine flavor and bad odors in water. Clean water ...

Even as a standard air purifier, without the focus on germs, we like many of the features of the GermGuardian: The HEPA filter takes care of particles like pollen and mold, the activated carbon ...

It uses an activated carbon prefilter and True HEPA filter to clean the air of dust, odors, allergens, and smoke. The battery lasts for 12 hours prior to needing a charge.

The pre-filter traps larger allergen particles, and the second layer, the Max2 filter, combines carbon filtration and a HEPA filter to trap smaller allergen particles like germs, viruses, food ...

These activated carbon filters are also used in industrial processes like wastewater treatment and to filter out chemicals released in smokestacks. Dr. Kandis Leslie Abdul-Aziz, assistant professor of ...