Related Clues:

• 7-Down, basically
• E.P.A. concern
• City pollution
• Like roses
• Badly chafed
• Old ideological rival
• See 9-Down
• Los Angeles woe
• Inflamed
• Checkers color
• Like Chianti
• Portmanteau pollution mixture
• Roulette color
• Something in the air
• It may be difficult to drive in