Question

what is boiling, filteration​

Answer 1

Purify water by boiling

The least expensive and most effective solution is boiling. Boiling will kill bacteria, parasites, and viruses. Many people advise bringing water to a hard boil for 5 minutes, and perhaps longer at higher elevation.

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Answer 2

Explanation:

The least expensive and most effective solution is boiling. Boiling will kill bacteria, parasites, and viruses. Many people advise bringing water to a hard boil for 5 minutes, and perhaps longer at higher elevation.