Sentence examples similar to acceptable air quality levels from inspiring English sources

Still, the majority of the stables maintained acceptable air quality, with NH3 and dust levels within recommended levels, although most stables had elevated humidity.

Beijing's average pollution levels in 2015 still put it well in the "unhealthy" range and far above international standards for acceptable air quality.

Foremost, the ventilation system needs to provide acceptable air quality for the safe passage of tunnel users.

UK air quality levels (Department for the Environment).

Climatologists say that in the last two years, there have been only 250 days with acceptable air quality in the capital.

I decided to download an app that monitors the city's air-quality levels.

Different types of heating, ventilation, and air-conditioning (HVAC) systems consume different amounts of energy yet they deliver similar levels of acceptable indoor air quality (IAQ) and thermal comfort.

A study by Cruz (8) showed that CO2 concentration levels in classrooms exceeded the recommended level of the American Society of Heating, Refrigeration and Air Conditioning Engineers ASHRAEE) for acceptable indoor air quality (Fig. 1).

And the air filtration system keeps cabin air quality at levels similar to a medical operating theater.

Providing for acceptable indoor air quality may also influence zoning decisions.

The optimum ratio of makeup air and recirculation air is evaluated in Korea to maintain acceptable indoor air quality and to save energy.