Best ways to filter the bad air
- Xi Jinping accrues power, worrying critics and delighting supporters
- Rupee strengthens marginally against US dollar in opening trade
- House to vote on ambassadorial nominee to India, Ken Juster, this week
- Google targeted again as European Union is said to weigh search-result rules
- Rahul Gandhi seeks revival in Narendra Modi’s backyard
Atlanta healthcare cambridge N99
These masks are available in three variants—no valve, one valve and two valves. For standard daily use, a no-valve option should suffice. The single- and dual-valve options are useful in medium or heavy activity, to reduce moisture build-up inside the mask. These masks use military-grade filtration technology and protect you from dust, fuel-based contaminants, particulate matter, infectious pathogens, virus, bacteria, mould and spores as well as pollen.
Dettol air protect air mask
This anti-pollution mask uses the KN90 filter type, and will protect against PM 2.5, bacteria, dust and pollen. The life of this mask will depend on how much pollution and other airborne particles it has to block out regularly. Remember, it doesn’t have exhale valves, and is a good option if you do not intend to run or jog regularly wearing it.
$41.90 (around Rs2,810; shipping extra)
These masks, available in microfibre and organic cotton variants, offer multiple layers of filtration before you breathe in the air. Apart from the N99 filter, there is also the layer in which the coconut shell derived carbon, along with acrylic, is bonded to polyester.
This compact in-car air purifier runs the air through a compound Hepa (high-efficiency particulate arrestance) and activated carbon filters. It can remove toxic gases, bacteria, cigarette smoke and particulate matter. Next time you roll down the windows, the purifier will do its work.