Superconductivity, Electricity, Science & Mathematics 

Hundreds of revisions in the 2011 NEC will have a direct impact on residential, commercial, and industrial installations. Added NEC articles broaden the Code s coverage of alternate energy sources and emerging technologies. Stay informed about vital changes and expansions with this accurate, authoritative guide from the IAEI and NFPA, the Code source. The new 2011 edition of Analysis of Changes provides: Change at a Glance summaries for 300 important revisions; Excerpts of 2011 NEC text along with discussion about each change and its impact; Full-color graphics that clarify revisions and show correct application; Information on why the change was initiated and accepted; A useful cross-link to the ROPs and ROCs; and thorough coverage of first-time NEC articles such as Premises Powered Broadband Communications Systems and Small Wind Electric Systems. Gain the latest knowledge about Code-compliant electrical design, installation, and inspection with this. - from Amzon