Flashcards in Recycling Deck (12):
What is recycling?
The conversion of waste products into new materials
What is primary recycling?
Second hand use of items
Give an example of primary recycling:
Charity shops, e-bay, 'hand-me-downs'
What is secondary recycling?
Waste materials being recycled into different types of materials
Give an example of secondary recycling:
a large corriflute sign could be chopped up and used as plant labels
What is tertiary recycling?
When products are broken down and reformulated
Give an example of tertiary recycling:
plastic bottles can be recycled into fibres and then re-spun into polyester
What is disassembly?
Reprocessing materials for use in new products
What is the first step of recycling paper?
Sorting, grading and delivering the paper to a paper mill
What is the second step of recycling paper?
once at the paper mill, it's added to water and turned into pulp
What is the third step of recycling paper?
the paper is then screened, cleaned and de-inked through a number of processes until it is suitable for papermaking