In the text you provided, the main idea and supporting details can be identified as follows:
Main Idea:
- Dr. Semmelweis went unappreciated in his time, but today he is recognized for his important work regarding handwashing and disease prevention.
Supporting Details:
- In the 1840's, Dr. Semmelweis made the connection between handwashing and preventing disease from spreading.
- Dr. Semmelweis was a difficult person who insulted those who did not agree with him.
- What Dr. Semmelweis called a "morbid poison" is now recognized as a type of bacteria.
These details provide context and evidence to support the main idea about Dr. Semmelweis's contributions and the struggle he faced during his time.