sources, including water from a water heater tank or an untreated toilet tank, as possible emergency supplies under specific conditions. However, these are not everyday drinking sources, and the toilet-tank water must not have been chemically treated.
If contamination involves fuel or toxic chemicals, boiling will not make the water safe. Follow local emergency instructions and use an approved alternative source.
The safest approach is always to follow information from your local water supplier and public-health authorities.
Frequently Asked Questions
Is bathroom tap water the same as kitchen tap water?
