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Technology

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Across
  1. 4. bottled water
  2. 6. carbon fiber
  3. 7. piping
  4. 10. development of manufacturing and transportation
  5. 13. liquids
  6. 14. wood
  7. 16. stone tools
  8. 18. heart valve
Down
  1. 1. wool socks
  2. 2. steel
  3. 3. consumable goods
  4. 5. car
  5. 8. cheeseburger
  6. 9. 2300BC-700BC
  7. 10. the processing and exchange of information
  8. 11. plastic
  9. 12. rebirth
  10. 15. 450-1400AD
  11. 17. plastic
  12. 19. use of steel and iron