Stepping out during pollution season in many Indian cities feels like walking through a soft cloud that you cannot escape. The air smells burnt, your eyes sting a little, and you can almost feel the ...
N95 masks and air purifiers usually are the common man's first line of defence against pollution season in Delhi. But neither can offer complete protection from particulate matter.
Results of a new study by environmental health scientists at the University of Massachusetts Amherst suggest that inexpensive cloth masks worn by people who hope to reduce their exposure to air ...