folks -- they could find them to be uncomfortable, that breathing appears harder or that they believe claustrophobic. In addition, a facemask is only successful if it provides a superior seal around the facearea. Men with beards or who are unshaven cannot achieve an adequately restricted fit around the nose and mouth area. But because time must implement policies meant to increase air quality and for them to actually have an impact, a growing number of pedestrians and bicyclists are opting to wear masks or other devices that claim to cut back the hazards. Possibilities range from easy paper dust masks for those that supply clean air and protect against exposure to the worst air pollution, like that found in dangerous workouts. Masks that are appropriate for usage lie within both extremes, read more here. Simple paper dust masks are largely ineffective when it has to do with decreasing air pollution vulnerability. But a few cheap HEPA filter masks can work in limiting contact with fine particles, .

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