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  1. Mold - Wikipedia

    Molds are ubiquitous, and mold spores are a common component of household and workplace dust; however, when mold spores are present in large quantities, they can present a health …

  2. Mold | Mold | CDC

    Sep 26, 2024 · Learn what mold is, how to prevent it, and how to clean it up. There is always some mold around. Molds have been on the Earth for millions of years. Mold can get in your …

  3. What Are Molds? - US EPA

    Feb 4, 2025 · Molds are a natural part of the environment and can be found almost anywhere that moisture and oxygen are present. They belong to the kingdom Fungi and live in moist places …

  4. Mold | National Institute of Environmental Health Sciences

    Jun 5, 2025 · Most molds are not harmful. Some are used to make foods, like cheese and yogurt, or to manufacture medicines, like penicillin. A few species can be detrimental to human health. …

  5. Mold | fungus | Britannica

    Nov 6, 2025 · Fungi of the genera Aspergillus, Penicillium, and Rhizopus form mold and are associated with food spoilage and plant.

  6. Types of Mold: Complete Identification Guide to Indoor Mold …

    Dec 9, 2025 · Learn to identify common mold types including Aspergillus, Stachybotrys, and Penicillium. Understand health effects, mycotoxin production, and why color doesn't determine …

  7. What are Molds? - North Central Distict Health Department

    What are Molds? Molds are microscopic fungi that live on plant or animal matter. They can be found indoors and outdoors and are part of our natural environment. They play an important …

  8. Mold | US EPA

    Sep 25, 2025 · Mold is not usually a problem, unless it begins growing indoors. The best way to control mold growth is to control moisture. This website provides guidance about mold and …

  9. Mold, Testing, and Remediation | Mold | CDC

    Feb 25, 2025 · Molds reproduce by releasing spores in the air until landing in other locations. When they settle on wet or moist surfaces, they can form new mold colonies. The types of …

  10. Molds in the Environment - Johns Hopkins Medicine

    Common reactions to molds include nasal stuffiness, eye irritation, or wheezing when breathing. More severe reactions may happen among workers, such as farmers, who are exposed to …