Reuse & Recycling

• What is sustainable development?

  Development that meets current and future needs
• What are the key criteria of sustainable development?

  Meets current needs without harming future generations
• Why should we avoid using up limited resources?

  It negatively impacts future generations
• How can we develop more sustainably?

  By using renewable resources instead of finite ones
• Why is making products from wood more sustainable than plastic?

  Wood is renewable, while plastic is finite
• What is a concern when using wood for manufacturing?

  The energy used in the manufacturing process
• How can chemists reduce the environmental impact of manufacturing?

  By making processes more efficient and using catalysts
• What is the most sustainable action after using a product?

  Reuse or recycle the product
• What does reusing an item mean?

  Using it again for the same or different purpose
• What happens to glass when it is recycled?

  It is separated, crushed, and melted
• What can recycled glass be reshaped into?

  New bottles or insulating glass wool
• How are metals recycled?

  They are melted and reformed into products
• Why do we separate metals before recycling?

  To melt them into their different elements
• Can scrap steel be added to pure iron?

  Yes, to reduce pure iron extraction
• What is the main benefit of recycling metals?

  Reduces the need for raw material extraction
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