treatment of indoor air Articles

  • Importance of Air & Water Testing in Indoor Pools

    Have you ever wondered why your eyes hurt or why you have a cough after swimming at an indoor pool? We all assume that it’s from too much chlorine in the pool but that is false! If the pool staff doesn’t regularly test and monitor both the air and water indoors, the environment becomes very toxic and unsafe to everyone in the building. Water is an essential ingredient for all life as ...

  • Proactive Indoor Air Quality Surveys Save Budgets

    As facility budgets tighten, managers are realizing the many benefits that money spent for proactive indoor air quality is a smart investment. Here is a simple comparison to exemplify the point. Indoor air quality investigations conducted in response to employee complaint or illness clusters cost $3.00 to $10.00 per square foot of space investigated compared to 2 to 10 cents per square foot for a ...

  • The Hidden Danger Of Air Quality in Indoor Firing Ranges

    Indoor gun ranges are popular with both professionals who use guns as a part of their job and hobbyists who just enjoy guns and shooting. ...


    By Camfil Ltd

  • Effect of gaseous chlorine dioxide on indoor microbial contaminants

    Traditional and modern techniques for bioaerosol enumeration were used to evaluate the relative efficiency of gaseous chlorine dioxide (ClO2) in reducing the indoor microbial contamination under field and laboratory conditions. The field study was performed in a highly microbially contaminated house, which had had an undetected roof leak for an extended period of time and exhibited large areas of ...

  • Air uality in IVF Labs

    Since the birth of the first baby from in-vitro fertilisation (IVF) in 1978, Assisted Reproductive Technology (ART) has grown in importance as techniques and success rates have continued to improve. Put simply, IVF involves mixing sperm and egg in a lab to create an embryo which is then replaced in a woman's womb to develop normally with success being measured in terms ...


    By Commercial Air Filtration

  • Canarina DISPER software · air emissions mapping · algorithms 10

      Canarina DISPER software · air emissions mapping    Unstable or Neutral - Crossover Between Momentum and Buoyancy. For cases with stack gas temperature greater than or equal to ambient temperature, it must be determined whether the plume rise is ...

  • Canarina DISPER Software · air pollution · algorithms 2

      Software · air pollution · algorithms 2   Symbol / Definition Ly= Initial plume length for Schulman-Scire downwash sources ...

  • How treatment of homes for termites decades ago may cause diabetes today

    Obesity has been accepted as a risk factor for diabetes but results of four recently published studies have now revealed that insecticides in fat of patients may be the real risk factor. The initial investigations showed that the expected association between obesity and diabetes/insulin resistance was absent in people who had low levels of organochlorine insecticides in their blood (1, 2). ...


    By Tox Free Inc.

  • How to Survive Sandstorm Season

    Asthma awareness is crucial when living in the GCC, especially when we live in a climate which has significant environmental triggers such as sandstorms. Several studies conducted in the Arabian Peninsula countries with a high rate of sandstorms, confirmed the increased prevalence of asthma in those countries. It was also reported that sandstorms frequently cause adverse health effects on the ...


    By Camfil Ltd

  • Wastewater Treatment Plant Monitors Greenhouse Gas Emissions

    Globally, little attention is paid to gaseous emissions from wastewater treatment processes. This contrasts greatly with the regulatory monitoring that is applied to the quality of water emissions from such facilities. However, in Helsinki, Finland, a large municipal wastewater treatment facility continuously monitors its emissions of greenhouse gases (GHGs) to help in the city’s efforts to ...


    By Gasmet Technologies Oy

  • Sick-building syndrome and building-related illness

    Significant health problems linked to very poor indoor air qualityIndoor Air Quality (IAQ) deals with the content of interior air that could affect health and comfort of building occupants. The IAQ may be compromised by microbial contaminants (mold, bacteria), chemicals (such as carbon monoxide, radon), allergens, or any mass or energy stressor are more prevalent than anyone could have predicted. ...

  • How healthy is your child’s school

    I was called recently by a concerned parent. His school was undergoing mold remediation during school hours. Also, the Shigella bacterium has closed several schools in the Birmingham area. Just how safe are your children in their school, and how can you help to ensure that they are in a safe environment? By being proactive and asking questions. The biggest problems regarding ...


    By DirectCIH

  • Quebec recovers heat energy from sewage in Baied`Urfe

    Energy recovery from municipal sewage and greywater offers cities a new reliable resource.  Erwin Schwartz of DDI Heat Exchangers Inc. reports on a novel application of rectangular, wide-gap heat exchangers that has worldwide potential. The Canadian company DDI Heat Exchangers Inc. installed, with the support of the Quebec provincial government and municipal sewage authority, the first ...


    By DDI Heat Exchangers Inc.

  • Ultraviolet disinfection systems, the best solution to school swimming pools

    School swimming pools are a valuable asset, and are now present in the majority of high schools and higher education facilities throughout the UK.  Whilst school pools vary in size, shape and usage, many school swimming facilities are facing a common dilemma in their water disinfection strategy.  Existing treatment regimes are often badly designed, under sized or simply outdated, which ...


    By atg UV Technology

  • Recovering Wasted Energy: Beneath the city streets

    Sewage heat recovery graphNo one likes to think about it, but city planners and engineers often have no choice but to deal with it, and that’s sewage. Though techniques vary somewhat from place to place and from facility to facility, sewage generally flows down pipes with multiple steps in place designed to remove and treat as many solids as possible, before returning the freshly distilled ...


    By DDI Heat Exchangers Inc.

  • Toxics and health: 8 documentaries you need to see

    Powerful films provide information to keep your family safe Most of us turn on the TV to relax after a busy day or to catch up on the day’s events. That is just fine, but if you haven’t discovered the power of well-made documentaries yet, give it a try. Documentaries are nonfictional films that rely on personal experiences, interviews and other storytelling ...


    By Allerair Industries

  • Could TSCA Reform Be Coming Soon?

    On April 14, 2011, Senator Lautenberg (D-NJ) introduced the Safe Chemicals Act of 2011 (S. 847) to modernize the Toxic Substances Control Act (TSCA). Lautenberg initiated similar legislation, S. 3209, in ...


    By Acta Group

  • Could TSCA reform be coming soon?

    On April 14, 2011, Senator Lautenberg (D-NJ) introduced the Safe Chemicals Act of 2011 (S. 847) to modernize the Toxic Substances Control Act (TSCA). Lautenberg initiated similar legislation, S. 3209, in the 111th Congress. Below is a summary of key ...


    By Bergeson & Campbell, P.C.

  • Treating drinking water with 99% removal - Case Study

    QED E-Z Tray® Air Stripper Treating Drinking Water with 99% Removal in Cedarburg, Wisconsin In October 2011, the Cedarburg, Wisconsin Light and Water Utility installed a QED E-Z Tray® (U.S. Patent Number 5,518,668) Air Stripper in a discreet addition to their existing production pump building. The E-Z Tray 72.6 handles a flow rate of ...

  • Closed-vessel vs.open channel - Case Study

    Ultraviolet disinfection is now a standard feature in most waste water treatment systems. UV has also been adopted by the drinking water community, as a barrier against the chlorine tolerant species such as Cryptosporidium and Giardia. The technology is widely favoured due to its non-chemical nature, the fact that no subsequent de-chlorination process is required, and its ability to be ...


    By atg UV Technology

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you