tunnel air quality monitoring Articles

  • Tunnel Freezing and Flash Freezing Food with Nitrogen: Oxygen Monitors and Why They May Required

    New developments in cryogenic freezing are transforming the frozen food industry by making it easier to freeze all sorts of items quickly while retaining the highest nutritional value. Cryogenic and tunnel freezers are easy to use, yet they pose a hidden health risk. Learn why you may need an O2 monitor if your frozen food manufacturing facility relies on cryogenic freezers. How Cryogenic ...

  • PureAire O2 Monitor for Food Manufacturing Tunnel/Freezers with N2 and CO2: Using a 10 Year No Calibration Sensor

    For flash freezing nothing beats a liquid nitrogen or carbon dioxide immersion or tunnel style freezer for efficiency, overall performance, and cost savings. If you haven't yet switched to an immersion freezer, doing so now could position you to better compete in your market segment and save money over time. Learn more about why these freezers are a must for frozen food manufacturers. ...

  • Air monitoring in the Bosnian valley of the pyramids – part 2

    In the first part of this series, ‘Air monitoring in the Bosnian Valley of the Pyramids—Part 1’, I recounted my trip to Visoko in March 2015. Bosnia and Herzegovina is a fascinating country and well worth going to—not only to experience Tunnel Ravne and the nearby ...


    By Analox Sensor Technology

  • Production of ozone in the Chamonix Valley (France)

    In the framework of the Pollution of Alpine Valleys (POVA) programme, a numerical investigation aims to better understand how a reduction of traffic emissions can affect air quality in the Chamonix Valley (France). The MM5 model coupled with the Chemistry Transport Model (CTM) TAPOM using a 1-km cell grid for the period 5–12 July 2003 showed that the ozone formation in the Chamonix Valley was ...


    By Inderscience Publishers

  • Controlling level of toxic liquids for the foam industry case study

    Solid provides a durable solution for level controlling of toxic liquids, using the SmartScan 50L ultrasonic measurement gauge. Polymers Ashkelon Industries located in the city of Ashkelon, is a major supplier of foam for the furniture and mattresses industry in Israel. The company has a long-standing reputation in manufacturing of foam in various shapes and sizes for mattresses, furniture and ...

  • Why measuring the ambient NO2 without conversion?

    Nitrogen oxides NOx are pollutants that may have particular impact in terms of greenhouse gases, acidifying air etc ... issuance increased significantly since 1950 with the massive development of transport and industries. It therefore becomes necessary to provide measures always safer these pollutant gases, and to know the reliability of results. Currently, 60% of emissions of NO and NO2 are ...


    By Environnement S.A

  • PMP Inter-laboratory Correlation Exercise: Report on PART3: JRC Tests in July `06

    This document reports the results of the third part of the testing performed during the PMP inter-laboratory exercise - 13 July to 18 August 2006 - conducted at the Vehicles Emissions Laboratory (VELA2) in the Transport and Air Quality Unit of the European Commission’s Joint Research Centre (JRC-Ispra). This report presents the results of the work undertaken on a 2.0 HDi diesel car equipped with ...


  • Closures of mine a new challenge for Romania

    AbstractThe mining activity is one of the oldest activity in Romania, dating from the year 100 B.C. The gold and silver ores represented one of the riches of our country. In time the economic content of metals diminuend, and the ore mines become non profitable. Due to this situation the best option of the State was the closure and ecological rehabilitation of the mines.The steps for the ...


  • 24 hours per day real-time groundwater data during dewatering and stress handling - Case Study

    Project Widening of motorway A9 Gaasperdammerweg – Amsterdam Client Van Kessel Bronbemaling Principals ...


    By Eijkelkamp Soil & Water

  • Controlling Bacteria In a Clean Room Environment

    Maintaining the integrity of a cleanroom is a constant battle. The first step to deciding which method, or combination of methods, to employ is to identify the prime sources of contamination. There are three prime sources of contamination through which the integrity of a cleanroom might be breached. First, there is the human element. While many processes might be automated, many situations remain ...


    By GVS Filter Technology

  • Smart Series-Odor Management

    Tackling odors at composting facilities is a manageable task made simpler by inventorying and treating all sources and tapping into technology advances. Perhaps one of the most difficult realities that had to be faced 15 to 20 years ago by the composting universe is that the phrase, “odor-free” - at least when it comes to composting - is probably an oxymoron. Feedstocks that biodegrade within the ...


    By BioCycle Magazine

  • Hot springs swimming pool: Glenwood Springs, Colorado case study

    Ozone Water Treatment, Color Removal and Ozone Purification In 1991, the Hot Springs Pool and Lodge Resort installed a DIN-Standard ozonation system for treating the world’s largest hot springs-fed swimming pool. The following main reasons were responsible for this decision: The suppliers of gaseous chlorine had dwindled down to a single source, as it had become ...


    By BiOzone

  • Operator Strategies : Sorting Out the Plastic

    BETTER BUGS Ideas and products in the Better Bugs category attempt to affect the biological components and biochemistry of processes by altering the mix of microorganisms or enzymes present. After all, biology is the foundation of many, if not most, organics recycling systems. Pyrophiles: The first example of Better Bugs involves pyrophilic organisms, bugs that can take the heat. This example is ...


    By BioCycle Magazine

  • Questions and answers on the Commission Communication `Towards a Circular Economy` and the Waste Targets Review

    What is a circular economy? A circular economy preserves the value added in products for as long as possible and virtually eliminates waste. It retains the resources within the economy when a product has reached the end of its life, so that they remain in productive use and create further value. It may involve: Increasing the time products deliver their service before ...

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