With the elevating concerns of air pollution in most of the metro cities has increased the concern for several chronic diseases in all age groups. If the recent reports by the research groups are to be believed, the indoor air quality can be five times as polluted as outdoor air.

With the elevating concerns of air pollution in most of the metro cities has increased the concern for several chronic diseases in all age groups. If the recent reports by the research groups are to be believed, the indoor air quality can be five times as polluted as outdoor air.