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Pan, the real estate billionaire who hard-pressed in favor of PM 2.5 readings, believed adopting stricter values is the suitably step. no more than as dwell in boast the facts of the air quality around them preference they alter unhealthy behavior, he believed.With the adoption of PM2.5, Beijing residents might at present fairly expect to urge realistic readings risky, not vaguely infected as the citys air quality is really bad.
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