Navigate your way through 40 CFR with this time - saving resource. The fourth edition of this popular reference provides definitions for more than 5,000 terms of the Environmental Protection Agencys Code of Federal Regulations Title 40 (40 CFR) to help re
Preface. Acknowledgements. Guide to Usage. Definitions from the Code of Federal Regulations, Title 40, Protection of Environment (40 CFR). Appendix: Outline of 40 CFR. About the Author.