Mold exposure at home and the workplace can cause allergy in susceptible individuals. Mold allergy symptoms may be difficult to isolate from those caused by other allergy triggers (allergens) such as pollen, dust mites, cockroach allergens, animal allergens (hair, dander, saliva) and chemicals. Pollen is generally an outdoor problem although it could, in summer, infiltrate […]
Search Results for: Cladosporium
Airborne microorganisms in animal housing facilities
Clean air void of hazardous substances is vital to the survival of all living organisms. Conditions in animal housing facilities may promote the growth of a wide diversity of microorganisms including bacteria and mould. Presence of airborne microorganisms in animal housing facilities affects the quality of air in those facilities. The quality of air directly affects […]
Airborne bacteria and mould in paper production facilities
Airborne bacteria and mould can reach very high levels in the pulp and paper manufacturing plants. Process water contains sugars, starch, and other components that support and promote the growth of bacteria and, certain yeasts and moulds. Interestingly, the non-biological and biological waste present in wastewater from pulp and paper production facilities can be treated […]
How to Distinguish Mold Growth from Stains & Other Common Discolorations
The first step in any mold investigation is a visual inspection of the building and documentation of the area(s) covered by visible mold growth. This requires the ability to recognize mold growth as opposed to dirt, stains or other discolorations. mold investigators sometimes come across discolorations or stains that they suspect to be mold growth, only […]
Aspergillus/Penicillium and Unidentified Spores: What Should You Know?
Indoor air sampling for mould spores may be conducted to help in evaluating the air quality after occupants’ complaints of ill health, to determine the effectiveness of remediation procedures, to assess health hazards or to proactively monitor indoor air quality. Mould spores enter a building from outdoors through: air intakes for the heating, ventilation, and/or air conditioning system (HVAC), doors […]
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