How to recycle all kinds of metals
  • 1. Which of these metals is MOST commonly recycled?
A) Gold
B) Titanium
C) Aluminum
D) Platinum
  • 2. What is the FIRST step in recycling most metals?
A) Smelting
B) Collection
C) Purification
D) Melting
  • 3. Why is it important to recycle metals?
A) Conserves natural resources
B) Reduces metal value
C) Increases mining activity
D) Creates more landfills
  • 4. Which type of metal is often found in electronic waste (e-waste)?
A) Rare earth metals
B) Lead
C) Aluminum
D) Iron
  • 5. What is 'smelting' in the metal recycling process?
A) Compressing the metal
B) Cleaning the metal
C) Sorting the metal
D) Extracting metal from ore
  • 6. Which appliance contains a significant amount of recyclable steel?
A) Television
B) Refrigerator
C) Toaster
D) Microwave (most parts are not steel)
  • 7. What symbol indicates recyclable material, including metals?
A) A skull and crossbones
B) The chasing arrows symbol
C) A lightbulb
D) A dollar sign
  • 8. Why is sorting metal important before recycling?
A) To make it heavier
B) To prevent contamination
C) To hide it from view
D) To change its color
  • 9. What can happen if metals are NOT properly recycled and end up in landfills?
A) Air purification
B) Increased biodiversity
C) Soil and water contamination
D) Plant growth
  • 10. What is the purpose of shredding metals before recycling?
A) To increase surface area
B) To make them smaller, but decrease surface area
C) To polish them
D) To make them stronger
  • 11. Which of the following is a ferrous metal?
A) Aluminum
B) Brass
C) Copper
D) Steel
  • 12. What is the benefit of recycling steel?
A) Increases the need for coal
B) Decreases water usage
C) Reduces iron ore mining
D) Increases air pollution
  • 13. Which metal is commonly used in plumbing and is recyclable?
A) Nickel
B) Tin
C) Copper
D) Magnesium
  • 14. What is leaching in landfills?
A) When gas is turned into a liquid
B) When plantlife regrows in a landfill
C) When harmful substances dissolve in water and flow into soil
D) When a magnetic current is created.
  • 15. What's the best way to prepare metal cans for recycling?
A) Remove any labels, but do not rinse
B) Crush them.
C) Rinse them out.
D) Leave food and liquid inside.
  • 16. What hazard may be present in recycling old electronics?
A) Sugar
B) Lead
C) Protein
D) Calcium
  • 17. Which business recycles the most scrap metal?
A) Healthcare
B) Retail
C) Food Service
D) Automotive
  • 18. What is an alloy?
A) Type of ore
B) Pure metal
C) A chemical used to break down the metal
D) Mixture of metals.
  • 19. Why does melting metal reduce the carbon footprint?
A) Creates more landfills.
B) Removes carbon already created.
C) Uses less energy than new production
D) Creates more carbon
  • 20. What is a potential revenue stream for recycling metal?
A) Selling recycled metal.
B) Using toxic chemicals.
C) Having to pay a fee for recycling.
D) Paying to store the metal.
  • 21. How often can aluminum be recycled?
A) Five times
B) Twice
C) Once
D) Infinitely
  • 22. Which metal is used as rust resistance?
A) Iron
B) Lead
C) Zinc
D) Aluminum
  • 23. What safety equipment is needed to process scrap metal?
A) No equipment is needed
B) Shorts and sandals
C) Gloves and eye protection.
D) Bathing suit
  • 24. What should one do with aerosol cans prior to disposal?
A) Burn them
B) Puncture them
C) Empty them completely
D) Throw them in the trash
  • 25. Which of these cannot be recycled in typical recycling centers?
A) Batteries
B) Aluminum Cans
C) Steel food cans
D) Scrap metal
  • 26. How are cars recycled?
A) Incinerated
B) They are sent to landfills
C) Crushed and smelted
D) They are left to rust
  • 27. What is the result of over mining?
A) Increase of fertile soil
B) Destruction of ecosystems
C) Reversal of climate change
D) Creation of new mountains
  • 28. What does 'precycling' mean?
A) Dumping waste in a landfill
B) Smelting metal
C) Melting metal
D) Reducing waste before it's created
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