All sorts of nasties—lead, mercury, radium, nitrates, norovirus, agricultural runoff, PFAS, and more—can lurk in your water. No surprise, then, that about 40% of U.S. homes filter theirs. But the ...
When I ask friends and family why they don’t drink tap water in LA, they give the same vague answer: It’s chlorinated, gross and probably unhealthy. For years, that explanation sufficed, so I did what ...
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