<p>This is important too because of the quality of Houston’s water supply which contains radioactive elements, such as uranium and radium.</p>
<p>[I-Team:</a> Radiation in Houston?s tap water, long history of contamination | khou.com Houston](<a href=“http://www.khou.com/news/local/Radiation-in-Houstons-tap-water--Long-history-of-contamination-108307474.html]I-Team:”>http://www.khou.com/news/local/Radiation-in-Houstons-tap-water--Long-history-of-contamination-108307474.html)</p>