The Impact of sulphur dioxide regulations on the market for Illinois coal /

"Project no. 80.187."

U.S. EPA regulations have changed the focus of lead and copper monitoring.

Caption title.

Legal compilation; statutes and legislative history, executive orders, regulations, guidelines and reports

Kept up to date with supplements

Municipal wastewater treatment works construction grants program : references, regulations, guidance, procedures : Supplement 2.

"November 1976."