spring water is usually (not always) safe to drink without being treated.
lake water or spring water
if you want to get poisoned!
They drink water from the lake.
they drink lake water
they drink lake water
They eat grass . They drink lake water. They eat grass . They drink lake water.
no it is not safe to drink.
The lake is supplied with water from underground water sources that come to the surface.
coz its spring water from a lake
Brian was really dehydrated so he drank the lake water.
In Places That Have A Lake Of Water
A lake has a limited quantity and the lake is fed from the spring underneath. Its unlikely that a lake can feed a river.