1. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

2. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

3. Who invented Nylon ?

Answer:

Wallace Carothers

4. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

5. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

6. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

7. Who invented Penicillin ?

Answer: Alexander Fleming of Britain in 1928.