Twenty-one companies who supplied travel trailers distributed by FEMA to residents displaced by Hurricane Katrina have agreed to settle a class-action lawsuit claiming that the trailers emitted unhealthy levels of formaldehyde, the Associated Press is reporting. The Eagle (College Station, Texas) carried the story on April 18 ("Companies to pay $14.8M in FEMA trailer settlement," by Michael Kunzelman. "Residents of Louisiana, Texas, Alabama and Mississippi who lived in FEMA trailers after the 2005 hurricanes are eligible to participate," the AP reported. "If Engelhardt gives his final approval, a court-appointed special master would determine how much to award each plaintiff who