1. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

2. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698

3. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

4. Who invented Nylon ?

Answer:

Wallace Carothers

5. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

6. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

7. Who invented X-ray ?

Answer: W.K. Roentgen of Germany in 1895.