1. Who invented Nylon ?

Answer:

Wallace Carothers

2. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

3. Who invented Computer ?

Answer:

Charles Babbage

4. Who invented Open Heart Surgery ?

Answer:

Dr. Daniel Hale Williams

5. Who invented Hydrogen bomb ?

Answer:

Edward Teller

6. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

7. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644