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Severe droughts in the American South and West are raising new questions about how to ensure millions of people have access to clean, safe water. That\u2019s why several local water systems, including one that provides water to 19 million people in Southern California, are looking to a method of water recycling that brings treated wastewater back into the system. It\u2019s called \u201cdirect potable reuse,\u201d but many people have dubbed it \u201ctoilet to tap.\u201d Can it succeed despite the ick factor? WSJ\u2019s Alex Ossola visited Los Angeles to find out just how it would work, and how the public is reacting.\n\nFurther reading:\xa0\n\nCalifornia Could Face Cuts to Colorado River Usage Under Federal Proposal\xa0\n\nCalifornia Governor Lifts Most Drought Restrictions on Water Use\xa0\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices