Inventions

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Across
  1. 2. It's the vehicle whose invention increased personal mobility.
  2. 5. It's the object which allowed literacy to greatly expand.
  3. 6. It's the man who invented penicilin.
  4. 8. It's the object which keeps food in good quality for longer.
  5. 10. It`s the invention which helps to prevent diseases before catching them.
Down
  1. 1. It's the invention which provides painless medical procedures.
  2. 3. It's an object which helps to spread communication across wide areas.
  3. 4. It's the vehicle which goes through the air.
  4. 7. It's the woman who was essential in the discovery of the structure of DNA.
  5. 9. It's the man who invented the light bulb.