Air pollution has many disadvantages and can be harmful to the human body in multiple ways. In the short term, air pollution can cause coughing, wheezing and cause lung pain. In the long term, air ...

This question is answered in two ways: 1. Over time, HEPA filters actually get more effective at capturing tiny particles. As a HEPA filter gets used, it gets filled up with dirt and particles. This ...

In general, outdoor levels of CO2 are much much lower than indoor levels. That means, opening windows will typically release CO2 from your room to the outside. Outdoor CO2 levels are typically in the ...

The Sqair is made from ABS plastic, with sustainably sourced and certified beech wood legs. The frames of The Blast are high-quality steel, coated with a protective layer of matte white paint.

What's important for a carbon filter is a) the total weight of carbon used (increases the lifespan) b) the total area of carbon available (increases the CADR) So foam style carbon filters may well ...

HEPA filters are made up of sheets of plastic PP fiber material, much like the ones you’ll find in polyester clothes. These are then pleated and glued to increase their surface area. However, we d ...

The Sqair has been designed to have lower noise levels even for the same amount of air as other purifiers. This is achieved by having a larger surface area for air to leave the purifier, meaning a ...

We have run tests on masks with valves and there’s no increase in risk for the person wearing the mask. But it does potentially increase the risk of viruses spreading for other people if the person w ...

The answer to this is "no". Researchers fit-tested masks on people: new and after being worn for 3 hours. Fit effectiveness actually went UP for DIY masks. Surgical and N95s were basically unchanged. ...

From fit-tests run by Smart Air in India, we tested new N99 masks versus masks worn up to 30 days. Data shows that mask fit effectiveness was unchanged between the two masks, meaning fit does not get ...