1. Who invented Aspirin ?

Answer:

Felix Hoffmann invented Aspirin

2. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

3. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

4. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

5. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist

6. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

7. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798