1. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

2. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

3. Who invented Calculus ?

Answer: Newton of Britain in 1670.

4. Who invented Aspirin ?

Answer:

Felix Hoffmann invented Aspirin

5. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

6. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

7. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747