metal recycling water Articles

  • Clemen-soap: a shipbreaking saga

    After an illustrious history, the final days of the ‘Clemenceau’ aircraft carrier have become mired in controversy. The French navy wanted the vessel to go for breaking in India, but environmentalists had other ideas … When the French navy replaced its fifty-year-old aircraft carrier ‘Clemenceau’ with its nuclear successor the ‘Charles de Gaulle’ in 1997, it looked for a place to scrap the old ...

  • Nitrogen and Phosphorus-Rich Sidestreams: Managing the Nutrient Merry-Go-Round

    ABSTRACTMany wastewater treatment plants (WWTPs) in the Midwest are facing nutrient removal for the first time, while plants in other parts of the US and the world are struggling with permits that become more stringent with each cycle. Depending on the permit, in-plant sidestreams generated during biosolids processing can greatly affect plant operations and performance, particularly when these ...

  • Reducing food waste: Making the most of our abundance

    According to staggering new statistics from the United Nations Food and Agriculture Organization (FAO), roughly one-third of the food produced worldwide for human consumption is lost or wasted, amounting to some 1.3 billion tons per year. In the developing world, over 40 percent of food losses occur after harvest-while being stored or transported, and during processing and packing. In ...


    By GLOBE SERIES

  • How much will a zero liquid discharge system cost your facility?

    With increasing stewardship of environmental protection, both nationally and internationally, many industrial facilities and effluent regulators are strengthening strategies to reduce industrial process waste by implementing zero liquid discharge (ZLD), a process that limits liquid waste at the end of your industrial process to—as the term suggests—zero. A ...


    By SAMCO Technologies, Inc.

  • What will it take to get plastics out of the ocean?

    From drones to filters to artificial islands, innovators are working to reduce the threat thousands of tons of trash pose to marine ecosystems. A few palm trees stand strong in the salty breeze. Located on the southern tip of the Pacific island chain of Hawaii, Kamilo Beach is an isolated stretch of black volcanic shoreline in the middle of nowhere. Just a few hundred yards ...


    By Ensia

  • Compost Plays Key Role in Green Roof Mixes

    Untitled Document ...


    By BioCycle Magazine

  • Five common problems with zero liquid discharge and how to solve them

    As more and more facilities are turning to zero liquid discharge (ZLD) for wastewater treatment and effluent reduction—whether it’s to comply with local discharge regulations or recycle and reuse as much water as possible in your process—more information is becoming available about the possible issues your facility might face while using ZLD technology. Because of the scope of ...


    By SAMCO Technologies, Inc.

  • New Environment Action Programme to 2020 – questions and answers

    Why do we need a new EAP? Global trends and challenges such as population dynamics and rising consumption in other parts of the world are making some environmental issues more pressing than ever - from resource and land use, to climate change. This makes it ever more important to address environmental problems at EU and at global level. The European Environment Agency's 2010 report on the ...

  • Greening the Built Environment

    ASTM Standards and Products Form the Foundation of Sustainable Construction Efforts Today, a major focal point for the worldwide building industry is the growing demand for sustainable construction. Sustainable, or “green,” construction is focused on the more effective use of resources and ultimately the creation of healthier, energy efficient, more environmentally ...


    By ASTM International

  • Size Reduction Equipment Review

    Untitled Document LAST YEAR, BioCycle was approached by CalRecovery, Inc. - a ...


    By BioCycle Magazine

  • Understanding Pump Cavitation

    Cavitation is a major problem in the chemical industry because it affects a basic tool, the centrifugal pump. A sudden increase in the velocity of the pumped liquid reduces the inlet pressure, sometimes below the vapor pressure.The result is formation of gas and bubbles. Detecting the signs of cavitation, and correctly identifying and understanding the type of cavitation present, can help an ...

  • Treatment Options for Molten Sulfur Storage

    Documento sin título ...


    By Merichem Company

  • Introduction to Decentralized Packaged Wastewater Treatment (PWWT) Systems - PDH Article

    Learning Objectives After reading this article, you should understand: Functions and processes of a decentralized PWWT system; Design considerations of a PWWT system. Overview "Clean water will be the oil of the 21st Century." The accuracy and magnitude of this statement is resonating worldwide. ...

  • Urban sustainability issues — Enabling resource-efficient cities

    What is this report about? Resource efficiency is now a key objective of the Europe 2020 Strategy. The flagship 'Roadmap to a Resource Efficient Europe' initiative (EC, 2011a) sets out a framework to support a shift towards a resource‑efficient and low-carbon economy in many policy areas. It also gives practical guidance on how to achieve such an economy (EC, 2011b). The Seventh ...

  • Biofilter Applications in the Coatings Industry.

    Soaring energy costs and the high cost of ‘end-of-pipe’ pollution control equipment has caused companies and regulatory agencies to re-evaluate ‘unconventional’ means of achieving VOC and HAP emissions control. The coatings industry is an excellent candidate for alternative, unconventional controls, as VOC and HAP reductions have not been as strident as has been the case in many other industries. ...


  • Wood products company weathers the economic storm

    Working harder on improving systems, packaging efficiencies and product diversification, company carves out a path to broaden operations. AMID the economic slowdown, Rivard Companies in East Bethel, Minnesota has chosen to view these times not so much as problematic but rather as a time to rethink strategies. This has meant broadening the scope of their operation through new products and new ...


    By BioCycle Magazine

  • Management of Hazardous Wastes

    ' Management of hazardous waste is a growing concern in many countries. The long-term impacts and costs of improper disposal can be very high and the emphasis must be on prevention. A comprehensive management system should include (i) policies, institutions and effective regulations and (ii) adequate and acceptable disposal facilities (either public or private). This note outlines the key ...


    By The World Bank

  • Organic Strategies for Today`s Business Environment

    In Today’s Business Environment, Successful Businesses Use Organic Strategies To Add Value Organic Strategies Assure Businesses Minimize Risk, Maximize Value And Optimize Performance while achieving hit ratios in excess of 90% Today’s globally transparent business environment, feeding off the information highway, has brought an end to some traditional business/sales theories. In a global ...


  • Saving on electroplating costs

    Montblanc is a company based in Hamburg, Germany, that is well-known for manufacturing handcrafted, high-quality writing instruments. Perhaps the best known Montblanc product is the classic masterpiece, a fountain pen. The pen’s cap features the white star emblem, which is a stylised nod to Mont Blanc’s snowy peak. All Montblanc writing instruments are characterised by their ...


    By H2O GmbH

  • What are we doing to our children’s brains?

    Environmental chemicals are wreaking havoc to last a lifetime The numbers are startling. According to the U.S. Centers for Disease Control and Prevention, about 1.8 million more children in the U.S. were diagnosed with developmental disabilities between 2006 and 2008 than a decade earlier. During this time, the prevalence of autism climbed nearly 300 percent, while that of ...


    By Ensia

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