Comment Defending the public health is not easy (Score 3, Informative) 60
Lead-containing gasoline was first introduced in the 1920s. In 1965, geochemist Clair Patterson drew public attention to the problem of increased lead levels in the environment caused by industrial use of lead. In 1975, leaded gasoline was banned for vehicles in the United States. In 2021, Algeria became the last country to ban leaded gasoline.