John L. Leal

American physician and water treatment pioneer

John L. Leal - Scientists & Innovators born May 5th, 1858
Born
Died

1914
111 years ago — 56 years old

Category

Scientists & Innovators

Country

United States

Links & References

Contributed significantly to the field of public health, particularly in water purification. Employed chlorination as a method for treating drinking water, which greatly reduced waterborne diseases. His work laid the foundation for modern water treatment practices and public health initiatives. Served as the New Jersey State Health Commissioner and actively participated in various health organizations.

Pioneered the use of chlorination for drinking water

Served as New Jersey State Health Commissioner

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