mold laboratory Articles

  • METH: THE NEW MOLD - New Markets in Clandestine Laboratory Clean-up

    Untitled Document Intro Clandestine labs have become prevalent across America. They are used for the ...


    By EMSL Analytical, Inc.

  • Mold Growth on Gypsum Wallboard—A Summary of Three Techniques

    Reducing occupant exposure to mold growing on damp gypsum wallboard and controlling mold contamination in the indoor environment was studied through 1) delineation of environmental conditions required to promote and avoid mold growth and 2) efficacy testing of antimicrobial products, specifically cleaners and paints, on gypsum wallboard (GWB) surfaces. The effects of moisture and relative ...

  • Mold remediation resulting from Hurricane Katrina case study

    Service performed: Mold remediation Summary: To address water and mold damage incurred as result of Hurricane Katrina hitting the Mississippi coastal areas in 2005, EFI Global performed mold investigation, surveying, and remediation services at one of the nation’s leading facilities for the design, engineering, construction, and life cycle support of ...


    By EFI Global, Inc.

  • UVC approach stops mold, enhances IAQ for medical firm

    Though mold problems in buildings are often associated with humid, tropical climates, mold can occur virtually anywhere — even in our most northern states. At Medicine Lake Properties, a commercial building in Plymouth, MN, mold-related IAQ issues were causing problems in one of the office suites. The 3,500-sq-ft suite is leased to a medical company that uses the space for administrative ...


  • How To Choose The Best Laboratory For Your Microbiology Analysis

    For IAQ professionals, choosing a good lab is one of the most important business decisions you can make. How do you know that the fungal data that you are receiving is accurate? Will it stand up in court? Has an educated, experienced, trained analyst actually thought about your sample and your project, understood what you were looking for, and then used their knowledge to answer the question ...


  • How to choose the best laboratory for your microbiology analysis

    For indoor air quality professionals, choosing a good microbiology lab is one of the most important business decisions you can make. How do you know that the fungal data that you are receiving is accurate? Will it stand up in court? Has an educated, experienced, trained analyst actually thought about your sample and your project, understood what you were looking for, and then used their knowledge ...


    By EMLab P&K

  • Large-Scale Laboratory Permeability Testing of a Compacted Clay Soil

    Constant-head permeability (hydraulic conductivity) tests were performed on samples of a compacted clay soil using a 0.914 by 0.914 by 0.457-m (3 by 3 by 1.5-ft) large-scale, double-ring, rigid-wall permeameter. A naturally occurring silty clay soil was used for the permeability tests. The soil was separated into five different fractions representing five different ranges in precompaction clod ...


    By ASTM International

  • Proposed New Standard Test Method for Laboratory Compaction Testing of Soil-Rock Mixtures Using Standard Effort

    The purpose of this proposed standard is to standardize a test method for determining standard effort compaction characteristics of soil-rock mixtures containing particles larger than the 3/4-in. (19.0-mm) sieve and finer than the 3-in. (76.2-mm) sieve. The proposed method utilizes a mechanical compactor equipped with a 12-in. (304.8-mm) or 18-in. (457.2-mm)-diameter mold and a 131.4-obf ...


    By ASTM International

  • Multi-residue mycotoxin analysis single run analysis of deoxynivalenol, aflatoxins, ochratoxin a, zearalenone and fumonisin by HPLC and post-column derivatization

    Although Aspergillus (Aflatoxins, Ochratoxin A) are generally associated with peanuts and Fusarium (Deoxynivalenol , Zearalenone) with wheat, these fungi and those that produce other toxins are not host selective and so can cross plant species. This situation is complicated by the fact that the microscopic mold may not be visible to the naked eye. Also, when infected grains are processed, any ...


    By Pickering Laboratories, Inc.

  • Minimum and Maximum Densities of Granular Materials

    Laboratory tests were conducted to determine minimum and maximum densities of arroyo sand, concrete sand, Ottawa sand, and glass beads. Minimum densities were determined by six different methods using two different molds. Maximum density tests were performed using an electromagnetic vibrator producing vertical simple harmonic motion. The vibration parameters investigated were frequency, ...


    By ASTM International

  • Deer Island Wastewater Treatment - Case Study

    The Project The Deer Island treatment plant, operated by the Massachusetts Water Resources Authority, is the public wastewater treatment facility for the city of Boston. The plant is undergoing an extensive refurbishment, replacing all of its chain and sprockets. Diversified Plastics, pre-qualified by the independent design engineering firm, earned the award of an equipment order. By the ...


    By Diversified Plastics, Inc.

  • Allergies & asthma may be worsened by synthetic bedding

    EMSL Analytical has been on the forefront of providing quick and affordable allergen testing solutions for industry and the public. A recent study conducted at Otago University in New Zealand found that synthetic bedding typically contains greater numbers of fungal cell components than feather bedding. The research found that high levels of beta glucans, from fungi, were regularly found in ...


  • Operating Room - UVC lights provide infection control, green benefits

    Muskogee Community Hospital (Muskogee, OK) is using germicidal UVC (ultraviolet C) Emitters™ from Steril-Aire as part of an innovative infection control measure. The devices were installed in the air handling units and in custom-designed, ceilingmounted units in the surgical and procedural suites, marking the first time a hospital has used UVC technology in this way. Steril-Aire devices ...


    By E-CO

  • Putting infection control into practice in the workplace

    Healthcare workers are, like patients, subject to illness from a variety of airborne pathogens common to hospital settings. This risk increases during construction and renovation, as these endeavors release dust as well as disease-inducing microbes into the surrounding environment. Since more than one in five workplace illnesses in private industry occur in a hospital setting , hospitals ...

  • Building Services Management - Air Sampling -

    Untitled Document Maintenance professionals are often the first responders to mold complaints in their facilities. building occupants can be exposed to fungal (mold) ...


    By EMSL Analytical, Inc.

  • Time is of the essence in plastics

    Introduction Determining the moisture content in plastics is an important step in the extrusion and molding process of many industrial resins.  Excessive moisture content can lead to microscopic steam pockets that can blister or weaken the integrity of the molded product.  Plastic pellets in a saturated or ‘wet’ state can also mislead buyers of bulk plastic since ...


    By Arizona Instrument LLC

  • How Can TO-15 Help You Solve Your Next IAQ Problem?

    Untitled Document Have you ever been asked to investigate unpleasant odors in a home or at the workplace? Are occupants developing headaches or a feeling of nausea? ...


    By EMSL Analytical, Inc.

  • Awareness of Fungi on Wood is Critical to Professionals

    Untitled Document Those who deal with indoor fungal contamination could benefit by understanding more about the biology of common types of fungi on wood and wood products. It may assist in identifying potential ...

  • Help protect children from environmental risks

    October is Children’s Health Month. To heighten awareness about environmental issues impacting children, EPA is providing parents and caregivers simple tips they can use to help protect children in their homes, schools and communities.“As both EPA Administrator and a mother, I understand the importance of protecting our children from environmental threats,” said EPA Administrator Lisa P. Jackson. ...


    By EnviroVantage

  • Got Chinese drywall?

    Step By Step Environmental Assessments, a leading environmental inspection company in Florida, was one of the first companies, in early 2008, in South Florida to CORRECTLY identify Chinese Drywall, during assessments for builders and residences in North Florida. As such, we have been consulted by attorneys and consumers, as well as leading laboratories, looking to better understand the causes and ...

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