Related Clues:

• Pollution control grp.
• Anti-pollution org.
• Dept. of Labor arm
• Dept. of Labor div.
• Watchdog feds
• Emissions-regulating org.
• Dept. of Labor watchdog
• Clean air org.
• Work-safety grp.
• Assessors of m.p.g.
• Smog-fighting grp.
• Raters of m.p.g.
• Org. that may be involved in a cleanup
• Gas-mileage grp.
• Clean Air Act enforcer: Abbr.