C10

    Cards (64)

    • What is the purpose of chemists in sustainable development?
      To minimize resource use and environmental impact
    • What is potable water?
      Water safe for drinking
    • What are the methods used to produce potable water in the UK?
      Choosing a source, filtering, and sterilizing
    • What agents are used for sterilizing potable water?
      Chlorine, ozone, or ultraviolet light
    • What is the significance of desalination?
      It provides fresh water from salty sources
    • What are the steps involved in sewage treatment?
      Screening, sedimentation, digestion, and aerobic treatment
    • What is phytomining?
      Using plants to absorb metal compounds
    • What is bioleaching?
      Using bacteria to produce leachate solutions
    • What are the stages of a life cycle assessment (LCA)?
      1. Extracting and processing raw materials
      2. Manufacturing and packaging
      3. Use and operation
      4. Disposal at the end of life
      5. Transport and distribution
    • What is the difference between finite and renewable resources?
      Finite resources are limited, renewable are not
    • What are the environmental impacts of waste water treatment?
      It reduces pollution before release into the environment
    • What is the importance of using appropriate sources for fresh water?
      To ensure low levels of dissolved substances
    • What is the main goal of environmental chemists?
      To study human impact on natural cycles
    • What is the role of chemistry in sustainable development?
      To meet current needs without compromising future generations
    • How do selective LCAs differ from full LCAs?
      They may be misused for biased conclusions
    • How does urban lifestyle contribute to waste water production?
      It generates large amounts of waste water
    • What is the importance of analyzing water samples?
      To ensure safety and quality for consumption
    • What is the main focus of environmental chemistry?
      Minimizing human impact on natural cycles
    • What is the significance of using energy in desalination processes?
      Desalination requires large amounts of energy
    • What is the significance of the term 'sustainable development'?
      It meets current needs without compromising future
    • What is the importance of waste water treatment?
      It prevents pollution before water release
    • How do students distinguish between different water sources?
      By analyzing their treatment processes
    • What is the role of chlorination in water treatment?
      It sterilizes water for safe consumption
    • What is the significance of using appropriate sources for fresh water?
      To ensure low levels of dissolved substances
    • How does urban lifestyle contribute to waste water production?
      It generates large amounts of waste water
    • What is the importance of analyzing water samples?
      To ensure safety and quality for consumption
    • What is the main focus of environmental chemistry?
      Minimizing human impact on natural cycles
    • What is the significance of using energy in desalination processes?
      Desalination requires large amounts of energy
    • What is the importance of waste water treatment?
      It prevents pollution before water release
    • How do students distinguish between different water sources?
      By analyzing their treatment processes
    • What is the role of chlorination in water treatment?
      It sterilizes water for safe consumption
    • What is the significance of using appropriate sources for fresh water?
      To ensure low levels of dissolved substances
    • How does urban lifestyle contribute to waste water production?
      It generates large amounts of waste water
    • What is the significance of using energy in desalination processes?
      Desalination requires large amounts of energy
    • What is the role of chlorination in water treatment?
      It sterilizes water for safe consumption
    • What should students be able to carry out comparative LCAs for?
      Shopping bags made from plastic and paper
    • What should LCAs compare regarding a product's life stages?
      The impact on the environment of each stage
    • What causes environmental impacts when obtaining raw materials?
      Quarrying and mining processes
    • How can glass bottles be reused?
      They can be crushed and melted for new products
    • What is the process for recycling metals?
      Melting and recasting or reforming into products
    See similar decks