Type classification sorts health milestones by the kind of achievement each one represents, such as an eradication, a discovery or a new treatment. Wikipedia notes that smallpox eradication made it "the only human disease to have been eradicated" until rinderpest followed in 2011. This dimension lets a visitor compare milestones that share the same kind of achievement.
Facts
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Era of Emergence Discovery or Breakthrough
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Sources
1. Wikipedia: Occupational safety and health
WikipediaOccupational safety and health, Beginnings sectionQuote, Occupational safety and health, Beginnings section
In 1473, Ulrich Ellenbog, a German physician, wrote a short treatise On the Poisonous Wicked Fumes and Smokes, focused on coal, nitric acid, lead, and mercury fumes encountered by metal workers and goldsmiths.
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