What is the major contributions made by Alice Hamilton?

Alice Hamilton was a pioneering physician and researcher who significantly advanced the field of industrial medicine and occupational health. She was the first woman appointed to the faculty at Harvard Medical School and conducted groundbreaking studies on the health effects of toxic substances in industrial settings, particularly lead and other chemicals. Hamilton advocated for workplace safety regulations and improved labor conditions, influencing public health policies and the establishment of occupational health standards. Her work laid the foundation for modern occupational health and safety practices.