Sentences with phrase «complaints about air quality»

While complaints about air quality in the Los Angeles Basin date back centuries, research established more than 50 years ago that vehicle emissions were the primary cause of photochemical smog.

The authors dwell on current building concerns such as «sick building syndrome» (buildings associated with higher than normal absenteeism and sickness rates, complaints about air quality, headaches, eye problems, dry mouth and blocked nose), legionnaires» disease and radon.