Sustainable Development - Reuse and Recycling

• What is the focus of today's video?

  Sustainable development and resource reuse
• 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 limited resources?

  To prevent negative impacts on future generations
• What is a more sustainable material for products, wood or plastic?

  Wood, because it is renewable
• Why is plastic considered less sustainable than wood?

  Plastic comes from finite crude oil resources
• What must be considered in the manufacturing process for sustainability?

  The amount of energy used in production
• How can chemists reduce environmental impact in 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 is an example of reusing a glass bottle?

  Refilling it with water
• What does recycling a glass bottle involve?

  Separating, crushing, and melting it
• What can recycled glass be reshaped into?

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

  By melting and reforming them into products
• What must be done before melting metals for recycling?

  Separate them into different elements
• Can scrap steel be added to pure iron?

  Yes, to reduce pure iron extraction
• What is the main benefit of adding scrap steel to pure iron?

  It reduces the amount of pure iron needed
• What should viewers do if they enjoyed the video?

  Like and subscribe to the channel