Answer:
His findings led to the widespread use of antiseptics such as phenol.
Explanation:
Joseph Lister was a British surgeon. He is not known for being a great doctor, or for having an impeccable surgical technique, but for discovering that the use of antiseptics before and after surgery could save many people's lives. He was a great bacteriologist and knew that bacterial infections were serious, but that they could be prevented with the use of antiseptics. After their discoveries, antiseptics became very popular, among them phenol, which was one of the first to be commercialized and used.
Answer:
The main reason why people left Italy and traveled to America was poverty brought about by unemployment. The dream of earning enough money to return to Italy and buy lands was a great motivator. The journey of 3,000 miles by ship took almost 3 months. They had to pass through the Ellis Island Immigration Center for mental and physical examinations. After the mental and physical examinations, the migrants were sent to a room where they had to answer 32 questions to establish whether they could enter America. Failure in the examinations would mean separation from their families and deportation back to Italy.
They wrote a new constitution.