"I'm investigating things that begin with the letter "M.” — The Mad Hatter in Lewis Carroll’s Alice in Wonderland. The term “mad as a hatter” has its roots in a tragic occupational hazard of the early hat making industry. Mercury nitrate was used in manufacturing felt hats. People eventually figured out that exposure to mercury caused nervous disorders, odd behavior, and even insanity. In
Mad As A Hatter
Mad As A Hatter
Mad As A Hatter
"I'm investigating things that begin with the letter "M.” — The Mad Hatter in Lewis Carroll’s Alice in Wonderland. The term “mad as a hatter” has its roots in a tragic occupational hazard of the early hat making industry. Mercury nitrate was used in manufacturing felt hats. People eventually figured out that exposure to mercury caused nervous disorders, odd behavior, and even insanity. In