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Acronym AQI- Air Quality Index. hand holding wood cube block with AQI text. environment concept.
Related tags:
- toxic
- pm
- hazard
- danger
- warning
- caution
- air pollution
- pollution
- air quality
- warning background
- dust
- danger background
- asthma
- smog
- emission
- alert
- smoke
- smoke effect
- limitation
- dust effect
- environmental pollution
- smoke background
- disease
- respiratory
- dirty
- high risk
- dust background
- air
- ill
- standard
- risk
- word
- effect
- clean environment
- environment background
