Brain Breaker

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Across
  1. 3. What is caused from inflammation in the airways of the human body because of viral infections
  2. 4. What is 90% of space made out of?
  3. 5. What is the answer for the wordless on 12/1/23?
Down
  1. 1. What is the longest word in the dictionary…?
  2. 2. What is sunblock made of?