<p>The usually leaky faucet had stopped its perpetual drip. So it didn&rsquo;t come as a surprise when, instead of a stream of fresh water, I opened the faucet to a gurgling, gagging sound. <a href="http://www.csmonitor.com/World/Americas/Latin-America-Monitor/2013/0106/Got-water-Hard-to-know-in-Mexico-City">More</a> (Source: The Christian Science Monitor)</p>
