The regulations include strict limits on smokestack emission of ethanol fumes, which are produced by leavened bread.

And the traces came not from ground vapors or the spill, but from smokestack emissions that were present in the outdoor air as well.

The aim is to improve air quality by cleaning up smokestack emissions.

The Northeastern states acknowledge that they have little power to force other states to reduce smokestack emissions.

After one test, the community had been assured that no lead could be found in the smokestack emissions.

Federal law envisions a market-oriented approach to reduce harmful smokestack emissions.

As attorney general, Mr. Spitzer filed suits against many power plant companies to force them to reduce smokestack emissions.

Maryland is joining a regional consortium of Northeast states committed to reducing smokestack emissions that cause pollution and contribute to global climate change.

Take, for example, the Project 88 approach to acid rain caused by smokestack emissions of sulfur oxides.

And last week, local lawmakers agreed on a bill to control the smokestack emissions that cause acid rain.