Water & Wastewater Articles

  • Green infrastructure and flood management - Promoting cost-efficient flood risk reduction via green infrastructure solutions

    Executive summary Europe's floodplains once covered wide stretches along European rivers and were valued for their high ecological importance. Over a number of years they have been cleared for agricultural purposes and changed through urban expansion and artificial flood control structures. Existing natural waterways do not always have the capacity to bear any excess water which can lead ...

  • Tech Tips: Membrane Preconditioning

    What is membrane preconditioning and why is it recommended to precondition new flat sheet or spiral woundmembranes prior to use? Membrane preconditioning is a filtration step using deionized water as feed solution and is typically ...


    By Sterlitech Corporation

  • Manufactures brake and suspension systems

    The Customer is a premier chassis supplier, with branches in many different countries worldwide, that designs and manufactures brake and suspension systems for the global transportation market. The Customer needs to reduce the high costs related to: • the disposal of the highly polluting and corrosive waste water coming from hard chromium plating line; • the operation of the ...


    By EVALED-Evaporator

  • Fuel preparation technology – the latest safety considerations

    The specifications for new fuel preparation technologies are becoming increasingly sophisticated, as industry innovation continues apace. But when it comes to investing in waste shredders that help manufacture cement fuels, which criteria should top the procurement wish-list in 2018? With more than 25 years’ experience in this sector, Peter Streinik, head of UNTHA’s waste shredding ...


    By UNTHA Shredding Technology

  • Hard disk shredder for higher level confidential destruction

    With the development of information technology, hard disk is the common storage medium in daily life. Hard drives are solid state drives (SSDs, new drives), mechanical drives (HDDs), hybrids (HHDs are based on new hard disks born of traditional mechanical hard drives). Hard disk shredder ensures confidential destruction is safe and secure ...


    By Harden Industries Ltd.

  • How to handle key sustainability issues of products and ingredients in the cosmetics industry

    How can brands determine and respond to the key issues regarding sustainability of their products and ingredients? The issue was discussed at the recent Sustainable Cosmetics Summit European Edition in Paris. Speaking at the event Margarida Gama, Thinkstep, business sustainability software and services provider, explained one route to determining and responding to sustainability concerns at ...


    By thinkstep

  • Green Walls: The New Wall-Y Technical Manual Is Online

    The Wall-Y Technical Manual is now available on our website, with updated data and a new graphic design. A useful tool to have all the technical specifications of our product and the prescriptions to correctly design systems for vertical green walls. ...


    By Geoplast US Corp.

  • Five principles of uncertainty for modelers discussed in November-December issue of Groundwater

    If you’re a member of the NGWA Scientists and Engineers Section, you will soon receive your copy of the November-December 2017 of Groundwater®, an issue brimming with a wide range of topics. In his Guest Editorial, Randall J. Hunt offers five principles of uncertainty for groundwater modelers. He argues that uncertainty must ...

  • A Checklist To Keeping Your Control Valves In Good Health

    Don’t let your valves flat-line! Learn how to properly examine your ...


    By Singer Valve Inc.

  • Why LIBS means lower cost of ownership

    Laser Induced Breakdown Spectrometry (LIBS) and X-ray Fluorescence (XRF) handheld analysers are both compact, easy-to-use and fast. Materials can be identified at the pull of a trigger. It’s that simple. Often, cost is a key factor in the decision making process, especially when it comes to thinking about overheads long-term. When both products are comparably priced and have a similar ...

  • Types of Water Treatment Systems

    There are different types of water treatment systems, and knowing the difference between them can help you make an informed decision on just what type of treatment you’ll need for your water. There is no best water treatment system that will meet everyone’s needs—each system has its benefits and deficiencies. Here are a few ...

  • Seminar on Capillary Electrophoresis for the determination of inorganic cations and anions in Thailand demonstrates the benefits of CE method

    In the beginning of October, Lumex Instruments held the hands-on training on Capillary Electrophoresis (CE) in Thailand for our users and potential clients. This event was organized together with our distributor CE Combination and involved presentation of CE method and demonstration of Lumex Instruments ...


    By Lumex Instruments Group

  • How Does a Water Flow Meter Work?

    A water flow meter is a device that measures the amount of water flowing through a pipe. There are several water flow meter technologies to choose from depending on the water measurement application, maintenance requirements, and budgetary terms.  Each of these types of water flow meters has a unique principle of operation, specific application benefits, and overall ...


    By Sierra Instruments, Inc.

  • What are the main indicators of water quality?

    “Water is the driving force of all nature;” so said Leonardo da Vinci. The survival of our planet depends on the availability of water and the condition that it is in. It is therefore vital to make sure that it is able to provide a hospitable environment for those that live in it, and is free from harmful levels of substances for those that drink it. Not ...


    By Aquaread Limited

  • Clarifier rehabilitation in Clermont, Canada - Case study

    CANADIAN PULP MILL CLARIFIER Rehabilitation & Protection From Chemical Attack When Resolute Forest Products was determining a solution for rehabilitation and protection of their 50,000 square foot concrete clarifier damaged from mild chemical attack and abrasion from their pulping process they contacted MBI Corexcel, a local corrosion-resistant specialized contractor, for ...


    By Sauereisen Inc.

  • Safety Valve / Change-Over Valve Combination ( Refrigerant Applications)

    The Seetru range of Safety Valves for refrigeration applications are designed to meet the needs of the refrigeration industry, offering safety valve technology for compressor manufacturers, industrial refrigeration, commercial refrigeration, ice making systems and air conditioning.  Used if a plant shutdown is impossible or undesirable, change-over ...


    By Seetru Limited

  • Common Reasons For Syringe Leakage

    The components of even the most durable syringe will eventually fail. The most common symptom of failure may be leakage of your solvent from the syringe. The following are some common reasons for syringe leakage, as well as our recommended solutions. 1. Tip Connection If your syringe hub consists of a PTFE tip, check for small grooves in the PTFE surface. If sufficiently large, ...


    By Chemyx Inc

  • 6 Surprising sources of chemical exposure

    6 Surprising sources of chemical exposureWe may be careful with that bottle of bleach, can of paint or the ominous bottle of unknown chemical solution found in the basement. But what about everyday actions that may expose us unknowingly to potentially harmful substances? Read on to find some surprising sources of chemical exposure, and what to do about them. 1 - Shower The ...


    By Allerair Industries

  • 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

  • MCS -- is it still an issue?

    At AllerAir, we often get questions about environmental illnesses and chemical sensitivities. Those not be affected by everyday chemicals may dismiss the notion of a chemical sensitivity disorder altogether. Others need more evidence or research. In the medical community, there have been many published studies, theories and treatment suggestions, but to date, there is no officially recognized ...


    By Allerair Industries

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