1.   And air regulators clamp a tight lid on smoke emissions.

2.   Air quality regulators are not able to say how many jobs have been created or how much cleaner they have made the air.

3.   Air quality regulators on Friday will consider sweeping changes in the way a variety of paints can be made in an attempt to reduce pollution.

4.   Air regulators have been perhaps the most stubborn opponents of prescribed burning.

5.   But smog is on the minds of air quality regulators who are considering a new rule reducing emissions from Southern California restaurants.

6.   Even air pollution regulators, not normally the ones to criticize permit rules, say Title V requirements are more daunting than necessary.

7.   It also needs flexibility from state and federal air pollution regulators.

8.   She said air safety regulators would have to approve the changes before allowing the Concordes to fly again.

9.   The typical day involved using a series of air-horn blasts to signal rolling camera, removing air regulators, starting the performance and cuts.

10.   A spokeswoman for the Civil Aviation Authority of China, the national air regulator, declined to give any information.