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Chemical disinfection is vital
Chemical disinfection has helped to improve life expectancy and considerably changed our collective standard of living.
It is inexpensive and always available, and is used to preserve and prepare our food, clean our water, improve our hygiene, and help eliminate harmful bacteria and viruses.
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Early chemical disinfection
Basic chemical disinfection was employed since at least 3,000 BC, using alcohol, elemental copper and Sulfur, salt, sodium carbonate, and mild organic acids.
Sulfur fumigation was used widely throughout Europe through the Middle Ages, especially during outbreaks of plague....
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The disinfection of water
In 1908, the United States started a continuous application of water chlorination at the Boonton Reservoir in New Jersey. The technology spread first across the United States, and later across developed nations.
Clean water, filtered, and disinfected has saved countless lives.
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Effective deployment
The first notable effective deployment of disinfectants came in 1675 when a Dutch scientist noticed through the glass of his microscope that strong vinegar killed microorganisms.
In 1887, a British surgeon researched the effects of carbolic acid as a disinfectant in the op...
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Modern disinfectants
Modern disinfectants are made from many compounds, including alcohols, aldehydes, oxidizing agents, phenolics, inorganic compounds such as chlorine, some metals, various acids, etc.
Disinfecting agents have become essential in reducing illness and disease. The Industrial R...
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19. Prepare your food correctly
Photo: WHO/A. Esquillon
Unsafe food containing harmful bacteria, viruses, parasites or chemical substances, causes more than 200 diseases – ranging from diarrhoea to cancers. When buying food at the market or store, check the labels or the actual produce to en...
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