Biocide

Biocide is a chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism by chemical or biological means. Biocides are commonly used in medicine, agriculture, forestry, and industry. Biocidal substances and products are also employed as anti-fouling agents or disinfectants under other circumstances: chlorine, for example, is used as a short-life biocide in industrial water treatment but as a disinfectant in swimming pools.

Types of Biocides

Biocides can be classified into two broad categories: chemical biocides and biological biocides.

Chemical Biocides

Chemical biocides include substances such as antiseptics, disinfectants, and preservatives. These substances work by disrupting the cell walls or inhibiting the growth or metabolic processes of the harmful organism.

Biological Biocides

Biological biocides are typically microorganisms that control harmful organisms through non-chemical means. These can include bacteria, viruses, or fungi that are pathogenic to the harmful organism.

Uses of Biocides

Biocides are used in a variety of settings to control harmful organisms. These can include:

• Medicine: Biocides are used in healthcare settings to disinfect surfaces and prevent the spread of disease. They are also used in personal care products such as hand sanitizers.
• Agriculture: In agriculture, biocides are used to control pests and diseases that can damage crops.
• Industry: Industrial uses of biocides include controlling microbial growth in water systems, such as cooling towers, and in oil and gas extraction.

Regulation of Biocides

In many countries, the use of biocides is regulated to ensure they are used safely and effectively. This can include regulations on the types of biocides that can be used, how they are applied, and the levels of exposure that are considered safe.

See Also

• Pesticide
• Herbicide
• Fungicide
• Antimicrobial resistance

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