Air Purification Articles

  • Reverse Osmosis and Water Purification

    From water reuse to desalination, reverse osmosis plays a key role in supplying fresh water where it’s needed ...


    By Fluence Corporation

  • The Indian Summer Monsoon Intraseasonal Oscillations in CFSv2 Forecasts: Biases and Importance of Improving Air-Sea Interaction Processes

    Northward-propagating Indian summer monsoon intraseasonal oscillations (MISOs) are a major origin of the active-break spells of the monsoon rainfall. Forecasting results for 28 active and 27 break spells from the National Centers for Environmental Prediction (NCEP) Climate Forecast System version-2 (CFSv2) during 1999-2010 are analyzed. CFSv2 forecasts are able to represent the propagation of ...

  • Research on CFD numerical simulation and flow field characteristics of countercurrent–cocurrent dissolved air flotation

    Countercurrent–cocurrent dissolved air flotation (CCDAF), the popular water purification device, which consists of collision and adhesion contact zones, showed favorable flotation conditions for micro-bubble adhesion and stability. In this study, computational fluid dynamics (CFD) numerical simulation was employed to confirm that the unique CCDAF configuration create reasonable and that the ...


    By IWA Publishing

  • World`s largest air purifier produces gem stones

    How Clean Air Produces Jewelry Cleaner air has never been this rewarding. Well, let’s face it, clean air alone is its own reward - something everyone should try and make an effort and do their part. Daan Roosegaarde, a designer from Rotterdam, has taken this one large step farther by building the ...


    By Allerair Industries

  • How good air quality and a healthy routine can help you sleep better

    The importance of a good night’s rest can’t be overstated. There is a reason why depriving someone of sleep is a form of torture. Humans need regular periods of quality sleep to recharge, process the day’s experiences, file away memories and follow a normal circadian rhythm to regulate the body’s functions. The amount of sleep we need varies with each person and is ...


    By Allerair Industries

  • Air pollution facts, 5 pollution facts you should know!

    Air Pollution Facts Most Don't Know The air we breathe becomes polluted for many reasons. Emissions from cars and trucks, chemicals from industrial production and that list can go on. Many people consider themselves air pollution experts -it is after all a hot topic and common discussion point that many of us want part of and to demonstrate our knowledge. The best way to tackle air ...


    By Allerair Industries

  • 5 ways to keep asthma in check

    Asthma rates have been on the rise for some time - in 2009 nearly 1 in 12 Americans were diagnosed with the long-term inflammatory disease that restricts airways and makes it difficult to breathe. Other symptoms include coughing, wheezing and chest tightness, and these often get worse when the patient is also fighting a common cold or flu. Asthma affects people of all ages, but especially ...


    By Allerair Industries

  • Bad air at home linked to poor performance at school

    EPA Warns Indoor Air More Concerning  That polluted haze that can be seen over the horizon, acting like a beacon and reminding you what should already be common sense and well understood: dirty air is not good for your health. That is the visible simplicity of smog outside, but how about the air in your own homes or where you work? ...


    By Allerair Industries

  • Documentary highlights the dangers of air pollution

    “Under the Dome" showcases huge problem in China The “fog” blanketing China most days used to be thought of as a natural weather phenomenon that couldn’t be helped. But since 2012, the words “smog”, “PM2.5”, “air pollution” and “fine particles” have become analogous to a nation’s struggle against an ...


    By Allerair Industries

  • The power of prevention

    Most people already try to eat well to avoid gaining weight. They keep active to avoid getting rusty and they swallow vitamins to stave off colds… the power of prevention is ingrained in the majority of people, and they wholeheartedly follow the latest fads to keep up with society. But how much more could people do to prevent getting sick? A lot more, it turns out. The more people know, ...


    By Allerair Industries

  • Interviewing James Mash, Director Of New BION-USA Business Unit

    James Mash, past President /CEO of Purafil Inc., joins Bioconservacion, as our Director of our new business entity BION – USA based in Atlanta, Georgia. James has been in the air purification industry for more than 20 years, during which time he has held top management positions in manufacturing, sales and management. His background in this business gives him an overall understanding, ...


    By Bioconservacion SA

  • Different Methods of Groundwater Remediation

    Groundwater remediation is essential in a wide range of businesses, from drinking water extraction to mining. It’s hugely important to have the best water treatment system in place to help. Here are a few different methods that are used in water remediation that you may need to incorporate into your plan. Physical Remediation Water purification starts on a ...

  • The Myth of Heat Illnesses

    If you have not already had a safety talk in your workplace about heat stress and related illnesses, you probably will have one in the coming weeks.  Summer is around the corner and temperatures are warming up.  You will probably hear something about becoming acclimated to the heat slowly, and drinking plenty of water. But if that’s all that you have been told about warm outdoor ...

  • Ammonia nitrogen removal and recovery from acetylene purification wastewater by air stripping

    Ammonia nitrogen (NH4-N) contaminated wastewater has posed a great threat to the safety of water resources. In this study, air stripping was employed to remove and recover NH4-N from acetylene purification wastewater (APW) in a polyvinylchloride manufacturing plant. Investigated parameters were initial APW pH, air flow rate, APW temperature and stripping time. The NH4-N ...


    By IWA Publishing

  • Case Study - Wiggins Road Water Purification Works

    ASW Engineering, a supplier of water treatment systems in southern Africa, was awarded the contract by Umgeni Water to refurbish 12 twin-cell rapid gravity sand filters. The company’s initial assessment of the problem was that the sealing between the filter nozzle sleeves and the concrete panels, and the sealant used in between the precast slabs of the filter floor, had deteriorated due to ...


    By Cadar Ltd.

  • Occupational Airborne Hazards and the Importance of Proper Respiratory Protection

    Each year, the United States Occupational Safety and Health Administration (OSHA) publishes a preliminary list of the 10 most frequently cited safety and health violations for the fiscal year.  It is comprised and compiled from thousands of workplace inspections conducted by federal OSHA staff from across the country.  Most years, one of the top 10 cited violations involves respiratory ...


    By Cochrane & Associates, LLC

  • A Critical Evaluation of the South African Air Quality Offsets Guideline

    There is wide recognition in South Africa to the link between the quality of life and quality of the air we breathe. The Department of Environmental Affairs (DEA) attempts to improve air quality through two key regulatory tools; emission limits, which regulate the maximum concentration of certain pollutants permissible within certain, ‘listed’ industrial stacks or vents, and ambient ...


    By WKC Group

  • We purify our waste­ water optimally

    Holzkirchen wastewater treatment plant achieves a new milestone in energy efficiency with AERsmart The Holzkirchen wastewater treatment plant has a clearly stated objective: “We purify our wastewater optimally.” For the municipal wastewater treatment plant, located 40 kilometres south of Munich, there is a requirement to operate in a way that is as resource-efficient as ...

  • Critical Operations Go Under Cover

    For a number of years, composting facilities have been using fabric structures to house finished compost screening, soil blending and product storage. They’ve also employed the structures to cover or fully enclose feedstock receiving and mixing. And some have gone as far as to put active composting operations inside fabric buildings. “More and more facilities are putting in fabric ...


    By BioCycle Magazine

  • This Designer Is Cleaning Up City Smog and Turning It into Jewelry

    A Dutch designer has created a new tower to filter city smog and — hopefully — help end China’s air pollution problem. China’s ongoing struggle with smog is notorious. Rapid industrialization paired with an initial lack of ...


    By Camfil Ltd

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