Sentence examples for acceptable air quality from inspiring English sources

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

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

This chapter considers alternative means of achieving acceptable air quality in addition to or instead of the controls discussed in previous chapters.

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

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

The measurements drew widespread attention last November, the first time a reading for fine particulate matter went above 500 micrograms per cubic meter, about seven times the U.S. standard for "acceptable" air quality.

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.

Heating, ventilating, and air conditioning (HVAC) systems in buildings are designed to provide thermally comfortable conditions and to maintain acceptable indoor air quality (IAQ).

Ventilation is needed in air-conditioned residential buildings, particularly the bedrooms in nighttime sleeping periods, to maintain an acceptable indoor air quality.

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.