Calculating Sulphur Exposure Duration in a Room
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Questions and Answers

What is the main benefit of decentralized treatment mentioned in the text?

  • Lower treatment costs
  • Improved centralized treatment
  • Resource recovery (correct)
  • Reduced wastewater volume
  • Why is decentralized treatment beneficial for water reuse?

  • Reduces pollutants in natural water bodies
  • Enhances water quality for drinking purposes
  • Increases centralized water treatment capacity
  • Augments local water supply (correct)
  • Who is the author of the Air Quality Module mentioned in the text?

  • Future Leaders and Decision Makers
  • Environmental Science & Engineering Department
  • IIT Bombay
  • Virendra Sethi (correct)
  • What does AQM stand for in the context of air quality management?

    <p>Air Quality Monitoring</p> Signup and view all the answers

    Why is having meteorological data important in air quality management?

    <p>To determine source contribution to air pollution</p> Signup and view all the answers

    What is the primary purpose of creating a game for air quality management according to the text?

    <p>Enhance public awareness</p> Signup and view all the answers

    What is a potential benefit of hybrid membrane systems like UF-NF?

    <p>Efficient nutrients removal</p> Signup and view all the answers

    Which process is NOT a part of future research needs for membrane-based greywater treatment?

    <p>Algae biomass production</p> Signup and view all the answers

    What is one of the benefits of algae in treatment systems?

    <p>Uptake of micropollutants</p> Signup and view all the answers

    What is the symbiotic relationship between aerobic bacteria and algae?

    <p>Contributing to organic carbon removal</p> Signup and view all the answers

    What aspect makes the generated algal biomass valuable commercially?

    <p>Commercial value</p> Signup and view all the answers

    In the context of greywater treatment, what does MBR stand for?

    <p>Membrane Bioreactor</p> Signup and view all the answers

    What is one major method for recycling wet waste at its source?

    <p>Backyard composting</p> Signup and view all the answers

    Which of the following is NOT a factor to be considered in the onsite storage of waste?

    <p>Distribution of waste to neighbors</p> Signup and view all the answers

    What is a key advantage of centralized MSWM systems?

    <p>Economies of scale</p> Signup and view all the answers

    What is a limitation of decentralized MSWM systems?

    <p>High risk for failure without environmental controls</p> Signup and view all the answers

    What is the regulatory limit for SO2 in ambient air for a 24-hour average?

    <p>80 mg/m3</p> Signup and view all the answers

    Why do transfer and transport operations become a necessity according to the text?

    <p>When haul distances are no longer economically feasible</p> Signup and view all the answers

    How many grams of sulfur would exceed the 3-hour limit if burnt in the room?

    <p>64 gm</p> Signup and view all the answers

    What does the equation S + O2 = SO2 represent?

    <p>Formation of sulfur dioxide</p> Signup and view all the answers

    Which personnel shortage is mentioned as a challenge in the context of MSWM systems?

    <p>Shortage of trained and qualified staff</p> Signup and view all the answers

    In the context provided, what does a high uncertainty of measurements lead to?

    <p>Caution in results</p> Signup and view all the answers

    What consequences can a bad estimate lead to in terms of sulfur content?

    <p>Panic buttons for no reason</p> Signup and view all the answers

    What is emphasized as important in managing air quality according to the text?

    <p>Measurement uncertainty</p> Signup and view all the answers

    What is the purpose of an Environmental Management System (EMS)?

    <p>To reduce environmental impacts and increase operating efficiency</p> Signup and view all the answers

    Which size range does PM10 refer to?

    <p>Less than 10 mm</p> Signup and view all the answers

    What is the standard that specifies the requirements for an environmental management system?

    <p>ISO 14001</p> Signup and view all the answers

    Which is NOT a goal of an EMS?

    <p>To increase liabilities and costs</p> Signup and view all the answers

    What does PM2.5 refer to?

    <p>Particles less than 2.5 mm in diameter</p> Signup and view all the answers

    Which mechanism of air pollution control uses gravity to separate particles?

    <p>Cyclones</p> Signup and view all the answers

    What is the full form of EMS in the context provided?

    <p>Environmental Management System</p> Signup and view all the answers

    Which ISO standard focuses on environmental management systems?

    <p>ISO 14001</p> Signup and view all the answers

    What are some potential benefits of implementing an EMS?

    <p>&quot;Resource conservation&quot; and &quot;new customers/markets&quot;</p> Signup and view all the answers

    "Absorption, adsorption, and incineration are methods used for controlling which type of air pollutants?"

    <p>&quot;Gases&quot;</p> Signup and view all the answers

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