1 Acronym Finder. 2015. 2  AcronymFinder.com 13 Oct. 2015 http://www.acronymfinder.com/Provider-Transaction-Access-Number-(medicare-reimbursements)-(PTAN).html. 3  Chicago style: Acronym Finder. 4  S.v.
The U.S. National Electric code and Canadian Electric Code mandates only white or grey color be used for neutral wires. The International Electrotechnical Commission and countries that abide by it, such as the United Kingdom, use blue for the wiring color code for neutral wire of AC branch circuit. Continue Reading
A speaker's wire plugs are generally red (positive) and black (negative). Red wires connect to red plugs, and black wires connect to black plugs. If a speaker's wires contain different colors, the wires should be matched to their plugs by their positive and negative symbols. Full Answer >.