AQI and GRAP: How air purity is measured, explained
The Air Quality Index (AQI) is a scale that measures air purity based on eight major pollutants: PM10, PM2.5, nitrogen dioxide, sulphur dioxide, carbon monoxide, ground-level ozone, ammonia, and lead. The index…










































Ashin Xavier: interesting
IO Repro: Repro test v4 after fix 2 Oct. Safe to trash.
IO Repro: Repro test v3 after fix 2 Oct. Safe to trash.
IO Repro: Repro test after fix 2 Oct. Safe to trash.