1. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

2. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

3. Who invented Java Language ?

Answer:

James Gosling

4. Who invented Refrigerator ?

Answer:

Oliver Evans in 1805

5. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

6. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

7. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895