Engines
New Standards Proposed for Engine Emission Testing
The U.S. EPA has issued a notice of proposed rulemaking to adopt particulate matter emission standards and test procedure for turbine airplanes.

The U.S. Environmental Protection Agency (EPA) has issued a notice of proposed rulemaking to adopt particulate matter emission standards and test procedures to replace the existing smoke standard on large subsonic jet airplanes. The proposal also includes applying a smoke number standard for smaller turbine aircraft.


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