Definition - What does Bacteria mean?

Bacteria are microscopic, usually one-celled living organisms that are ubiquitous. As a biological agent that can adversely affect human health in a multitude of ways, the effects of exposure to bacteria can range from being relatively mild to fatal.

Safeopedia explains Bacteria

These single-celled microorganisms thrive in diverse environments including soil, the ocean, and even inside the human gut.

Bacteria are a type of biological hazard that may be present at the workplace. Examples of diseases or illnesses caused by some of the most virulent and prevalent bacterium include the following:

  • Anthrax is an acute infectious disease caused by a spore-forming bacterium called Bacillus anthracis. Anthrax can be contracted via contact with infected animals or contaminated animal products.
  • Legionnaires' disease is a bacterial disease commonly associated with water-based aerosols due to poorly maintained water system in buildings.
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