Tag Archives: John L. Leal

Springtime in New Jersey

By Michael J. McGuire Many of you, dear readers, have been following my seven-year journey to first write, find a publisher and then promote my book, The Chlorine Revolution:  Water Disinfection and the Fight to Save Lives. The book was … Continue reading

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Chapter 1–The Chlorine Revolution: Water Disinfection and the Fight to Save Lives

By Michael J. McGuire The Journey that Launched a Revolution “revolution . . . a: sudden, radical, or complete change . . . e: a changeover in use or preference especially in technology” Merriam-Webster, “Revolution” Dr. John L. Leal, a physician turned … Continue reading

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30 Days of #DrJohnSnow

By Michael J. McGuire Beginning February 14 and continuing over the next 30 days, daily messages about #DrJohnSnow and the #BroadStPump will be posted on Twitter. The following posting is about the life of Dr. Snow and how he influenced … Continue reading

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Dr. John Snow and the Broad Street Pump

By Michael J. McGuire Dr. John Snow (March 15, 1813–June 16, 1858) was famous for the Broad Street Pump episode but he accomplished so much more than that. He was first and foremost a physician who trained in England in … Continue reading

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The Best of “This Day in Water History”—2012

By Michael J. McGuire I have been posting daily water historical happenings since September 1, 2012 on my other blog This Day in Water History. I thought it would be fun to choose my favorites and post short versions of … Continue reading

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Nascent Oxygen?–What is Really Killing Bacteria in Water?

by Michael J. McGuire Before we understood that oxidation-reduction reactions involved electron transfers, chemists theorized that oxygen existed in a “nascent state.” This state made it possible for oxidation reactions to take place. Such an outmoded chemistry concept is relevant … Continue reading

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John L. Leal—Hero of Public Health

by Michael J. McGuire Who? I’ve never heard of him. How could he be a hero of public health? He wasn’t like Jonas Salk was he? Did he invent a vaccine to cure one of the dreaded diseases that killed … Continue reading

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“Don’t know much about history…”

by Michael J. McGuire With apologies to the legendary Sam Cooke and his 1958 hit song, “Wonderful World.” The fact is that environmental engineers and scientists who are practicing today know very little about the history of their profession.  Heaven … Continue reading

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The Chlorine Revolution

by Michael J. McGuire My new book will be published in spring 2013:  The Chlorine Revolution:  Water Disinfection and the Fight to Save Lives. The book is about a courageous physician and his partnership with the greatest sanitary engineer of the time … Continue reading

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Who the Heck Changed the AWWA Wikipedia Page?

by Michael J. McGuire Guilty.  It was me…and a bunch of other Wikipedia (WP) editors and administrators.  What gives me the right to change a description of an article defining the American Water Works Association?  Sure, I have been a … Continue reading

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