Potable (adjective)

Safe or suitable to drink.

Origin:

Late middle english: from old french, from latin potabilis, from potare "to drink".

Examples:

1. The water was tested and found to be potable.
2. Potable water is essential for human survival.
3. The water in the lake is not potable due to high levels of pollution.
4. In the village, they struggled to find a source of potable water.
5. The water from the well was tested and deemed potable.