Nystrom, Lynn A.2015-10-292015-10-292009-01-06http://hdl.handle.net/10919/62025Metal or plastic? Water pipes, that is. When it comes to drinking water, the choice is important because it will help determine whether your water will be free of foreign smells.text/htmlIn CopyrightCollege of EngineeringResearcher shows plumbing materials may taint your tap waterPress releaseVirginia Tech. University Relations