Challenge

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Across
  1. 6. / Celsius
  2. 8. / threat, something that is likely to cause harm (formal)
  3. 9. / a medical condition in which parts of the body, (fingers and toes) become damaged as a result of extremely cold temperatures
  4. 12. / (adj.) sth that can be reached, especially by making an effort for a long time
  5. 13. coverage / media interest
  6. 14. / a business or company
  7. 15. / likely to happen very soon
Down
  1. 1. / the most important or successful part of something
  2. 2. / very strange, unusual or unexpected
  3. 3. / having a lot of natural ability or intelligence
  4. 4. / curious, wanting to discover as much as you can about things
  5. 5. / lacking order or organization, chaotic, disorganized
  6. 7. / an attempt to do something, especially something new or difficult
  7. 10. / an organized journey with a particular purpose, especially to find out about a place that is not well known
  8. 11. / that is possible and likely to be achieved, synonym practicable