The Best Ways to Purify Water in a Survival Situation admin - 0 Boiling water for at least one minute kills most harmful pathogens. True False None Simply filtering water through a cloth will make it safe to drink. True False None Household bleach can be used to disinfect water if used correctly. True False None Drinking water from a fast-moving river or stream is always safe without treatment. True False None Portable water filters like LifeStraw can make almost any freshwater source drinkable. True False None Time's up