If you want to avoid air pollution, then the best protection is to wear a mask whenever stepping outside. However, the question arises when we are at the market buying one. There comes several varieties of masks and various prices too but little do we know, which mask is the best to avoid contact with pollution. However, one should also know the right way to wear one. Most of us have troubles in understanding where the mask should rest on the face. In this video, Dr Preeta Rajaraman of US Health and Human Services explains in a straightforward way why it is necessary to wear a mask. She tells us how to wear it properly and how a mask can save us from various pollution-related health conditions. The mask should technically have a rating of N95. Before taking the mask, understand whether it will fit you correctly or not.
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