1. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

2. Who invented Periodic table ?

Answer:

Dmitri Mendeleev invented Periodic Table

3. Who invented Automatic rifle ?

Answer: John Browning of U.S.A. in 1918.

4. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

5. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

6. Who invented Hydrogen bomb ?

Answer:

Edward Teller

7. Who invented Radar ?

Answer:

Sir Robert Watson-Watt