Water Contamination

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Across
  1. 3. How much does the P&G water packet weigh?
  2. 7. What safe chemical is in the packet that removes 99.999% of deadly bacteria?
  3. 9. How long does it take to get clean drinking water with the packet?
Down
  1. 1. Approximately how many people in the world do not have access to clean drinking water?
  2. 2. What is the first step of purifying water?
  3. 4. What is the second step of purifying water?
  4. 5. What does the P&G water purification packet do to the water?
  5. 6. How many liters of water can the P&G water packet purify?
  6. 8. What continent in the world has the least access to clean drinking water?