1. Who invented Air Conditioning ?

Answer:

Willis Carrier in 1902

2. Who invented watch ?

Answer:

Peter Henlein invented the first portable time piece in 1504

3. Who invented paper ?

Answer:

Cai Lun

4. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

5. Who invented Atomic numbers ?

Answer: Moseley of Britain in 1913

6. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

7. Who invented Java Language ?

Answer:

James Gosling