Storm incoming!

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Across
  1. 4. life giver in plastic
  2. 5. what people need, fuel, food etc
  3. 6. a safe haven in bad weather
  4. 9. a sleeping essential for camping
  5. 11. essential items for injury in a..
Down
  1. 1. soup, for example
  2. 2. brighten the night with (n)
  3. 3. to protect windows
  4. 7. a power cell
  5. 8. often found in a wallet
  6. 9. extreme bad weather
  7. 10. a sudden, dangerous situation