How can you purify water in an emergency?
✓ Correct Answer: Option B
To purify water: boil for at least 1 minute (3 minutes above 2,000m/6,500ft), use water purification tablets/drops, use a certified water filter, or use UV purification.
To purify water: boil for at least 1 minute (3 minutes above 2,000m/6,500ft), use water purification tablets/drops, use a certified water filter, or use UV purification.