Accidental Inventions Crossword

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Across
  1. 4. George Crum made these extra thin and salty to annoy a complaining customer.
  2. 5. This moldable material was discovered while looking for a cheaper alternative to shellac.
  3. 6. Originally a syrup made of coca leaves and kola nuts to treat headaches.
  4. 7. This "shatterproof" material was discovered after a beaker with a plastic film didn't break.
  5. 9. This non-stick substance was found when a gas mixture "vanished" inside a container.
Down
  1. 1. These were created when a pharmacist tried to scrape a dried chemical off a mixing stick.
  2. 2. Wilhelm Roentgen saw the bones of his hand when he accidentally stepped in front of these.
  3. 3. A scientist trying to record heartbeats accidentally created this life-saving device.
  4. 4. These sticky notes were made using a "low tack" adhesive that was actually a failed super-glue.
  5. 8. Alexander Fleming found this growing in a petri dish; it eventually led to Penicillin.