<div dir="ltr">Hi!<br>"In French for example "potable" means "drinkable (without problems)""<br>Always in different languages will be different meaning hence the problem with tagging.<br><br>"Which law is that? And in which language? "<br>How do you know that drinking water flows from your tap? The question is for e.g WHO <a href="http://www.who.int/water_sanitation_health/water-quality/en/">http://www.who.int/water_sanitation_health/water-quality/en/</a><br><a href="http://ec.europa.eu/environment/water/water-drink/">http://ec.europa.eu/environment/water/water-drink/</a><br>ect:. <br>every country has its own sanitary regulations.<br><br>sorry to accidentally refresh the question from 2012.<br><br>with Regards<br>Slavo<br></div>