Greatest Engineering Achievements of the 20th Century by the National Academy of Engineering

According to the USA’s National Academy of Engineering, these are the top 20 engineering achievements of the last century.

http://greatachievements.org/

How many of the 20th century’s greatest engineering achievements will you use today? A car? Computer? Telephone? Explore our list of the top 20 achievements and learn how engineering shaped a century and changed the world.

1. Electrification
2. Automobile
3. Airplace
4. Water supply and distribution
5. Electronics
6. Radio and televison
7. Agriculture mechanization
8. Computers
9. Telephone
10. Refrigeration and air conditioning
11. Highways
12. Spacecraft
13. Internat
14. Imaging
15. Household appliances
16. Health technologies
17. Petroleum and Petrochemical Technologies
18. Laser and fibre optics
19. Nuclear technologies
20. High performance materials