Speedometer indicating moderate air quality index levels, ranging from good to hazardous premium vector by ann_isme

> DOWNLOAD THIS IMAGE <

Please buy a commercial licence for commercial use without attribution.
color environment air risk health asthma respiratory protection breath standard smog ecology data gauge measurement scale clean information disease unhealthy eco dirty Pollution lung ozone quality speedometer level meter control good lead index matter dioxide indicator carbon hazardous monitoring assessment nitrogen allergy sulfur moderate monoxide particulate infographic aqi

Categories:Array ( ) 1