Circular economy

Question 1

What is circular economy?

Answer 1

Use resources to satisfy needs, then return them to remake other products to satisfy other needs.

Question 2

What are the key objectives of Extended producer responsibilities?

Answer 2

EPR -

1. prevention of waste
2. promotion of reuse, recycling and recovery
3. minimising of environmental risk caused by treatment and disposal of waste

Question 3

What are the recovery options at the end of life stage?

Answer 3

Remanufacture - repaired, reconditioned and resupplied

Reuse - Disassembly and reclamation of parts and their components

Recycle - Reclamation of material from parts

Energy recovery - reclamation of energy within parts. A last resort after all other options.

Question 4

What is the waste management hierarchy?

Answer 4

Reduce Best
Reuse
Recover (recycle, compost, recover energy)
Disposal Worst

Question 5

Whatre the 3 main uncertainties in remanufacturing?

Answer 5

1. Quality
2. Quantity - how many
3. Timing - when it will be returned

Question 6

What are the 2 approaches to planning remanufacturing?

Answer 6

Static planning - predefined for every product

Dynamic planning - Varies with each product returned