1. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

2. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

3. Who invented Ball-Point Pen ?

Answer: John J. Loud of U.S.A. in 1888

4. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

5. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

6. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

7. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.