AIRCRAFT PM TEST COULD HELP PUSH FOR NEW EPA EMISSIONS STANDARD

A landmark test for measuring particulate matter (PM) emissions from military and civilian aircraft could give environmentalists and state regulators a new tool to press EPA to set first-time PM emissions standards for aircraft engines, since the agency has argued in the past that any aircraft standard would be hard to develop because of the difficulty in measuring engine PM output. The test could also help the military site new aircraft squadrons -- such as those for the Joint Strike...