Air quality index numerical scale, vector illustration. Different colors AQI levels of health concern providing information about local air quality, impact of air pollution on health and environment. premium vector by SiberianArt

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vector illustration isolated sky human environment micro air health asthma breathing respiratory protection medical cloud car effect smoke smog icon toxic global scale body clean dirty chemical science Pollution cancer lung quality level gas haze factory index warming dust emission germ bacteria chemicals allergy toxin infection causes infographic Carbon Dioxide aqi

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