What can be done to water to remove harmful substances before drinking?
evaporation vaporization Dipping a magnet into it hydration Mixing in heavy metals Cooking Boiling it Adding purified water to it
A B C D E F G H
Boiling is the safest method of treating water.
Water can be boiled to remove harmful substances before drinking.
What can be done to water to remove harmful substances before drinking? (A) evaporation (B) vaporization (C) Dipping a magnet into it (D) hydration (E) Mixing in heavy metals (F) Cooking (G) Boiling it (H) Adding purified water to it