What was the cause of the "mad hatters' disease" in Alice in Wonderland?

Name: What was the cause of the "mad hatters' disease" in Alice in Wonderland?
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Mercury was commonly used in the hat-making process during the time when the novel was written, and prolonged exposure to the toxic substance caused hatters to develop symptoms such as tremors, slurred speech, and erratic behavior, which could be compared to the behavior of the "mad hatter" character in the story.

What Was the Cause of the "Mad Hatters' Disease" in Alice