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COPD world's 4th largest killer of people

Document   •   Nov 18, 2015 10:25 GMT

COPD kills three million people a year globally and is set to become the third biggest killer of humans within 15 years, according to WHO. COPD is caused by smoking and airborne pollutants such as dust and chemicals, which can be removed indoors at home and work by Blueair's award winning mobile air purifiers.
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