1.

- Lamp power: the invention of Edison brought light human world

- Satellites: Thanks to the invention, the information technology flourished and become profitable sector giant it is today.

- Internet:

- Atomic bomb: a prelude to the development of the industry's Nuclear Energy humanity.

- Aircraft:

- Phone: play a pioneering role in the transmission of voice and electronic equipment

- Compass:

- Printer: It has quickly revolutionized the printing industry.

- Penicillin: its advent has rescued millions of human life on our planet

3.6

Historically, Hanoi people often own very beautiful dress, just wanted the polite, gallant, elegant and glamorous but still discreet.

Austrian four-piece, "mo ba mo bay". Strip the affection they have many colors

To the early 21st century, improved four-shirts to "ao dai", then known as modern clothing. Nowadays "Ao Dai" has become so popular, so characteristic of  Vietnam

Decades ago, Ao Dai has lenght near the ankles. This about twenty years ago, it was short on knee lift. The shirt any more flowing, ask for public review and response times.

The clothing changed, now they wear a dress to appear curve of their body, as well as revealing how much.

Now day, clothing are abundant and diverse: jeans, T-shirts, skirts, shorts...

The T-shirt of Mickey Mouse or rabbit funny, cute gradually be replaced by the skull, bones. These jeans dynamic changes gradually torn by wild populations