Question

why is it not safe to drink water from any source​

Answer 1

Answer:

Water from sources outside the home must be treated as described in Make Water Safe, because it could be contaminated with livestock waste or human sewage. If you suspect or know the water is contaminated with toxic chemicals or fuels, it cannot be made safe and you should not drink or bathe in this water.

Answer 2

Answer:

Because the water from any source may contain harmful chemicals , so we should always drink water after boiling

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