Ensure that all your drinking water including the water used for brushing teeth, making ice, washing food and dishes, or cooking comes from a safe source, such as an adequately treated public supply or sealed bottles from a reputable firm
किंवा मग तुम्हाला पिण्याच्या पाण्याच्या बाटल्या / कॅन विकत घ्यावे लागत असतील तर ते चांगल्या कंपनीचे असावेत.