great air quality. particulate matter sensor detected almost no tiny harmful dust in the air. good air quality in the garden.

---

Size: 5334px × 3000px
Photo credit: © CSueb / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: , air, allergy, asia, background, bad, bangkok, building, dangerous, detector, device, digital, dust, environment, equipment, fine, garden, global, good, green, hand, hazard, health, holding, industry, instrument, level, light, matter, measure, meter, mist, monitoring, outdoor, particle, particulate, people, pm, , pollutant, pollution, problem, quality, respiratory, safe, safety, smog, smoke, toxic, tree, unhealthy, urban