EPA Cuts Soot Level Allowable Daily in Air
SEP 25, 2006
DOI: 10.1063/PT.5.020462
The Washington Post : The Bush administration imposed stricter standards on the nation’s air quality yesterday for the first time in nearly a decade, ruling that communities across the country must cut back on the amount of soot in the air on any given day.
© 2006 American Institute of Physics
