1. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

2. Who invented Calculus ?

Answer: Newton of Britain in 1670.

3. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

4. Who invented Steam Engine (Condenser)

Answer: James Watt of Britain in 1765

5. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747

6. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

7. Who invented Java Language ?

Answer:

James Gosling