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Module 3 of 9 · A2 · Production routes and system boundaries

Check your understanding

  1. Which emission is inside the primary smelting boundary? A) Baking anodes on site. B) Making alumina. C) CO2 from anode consumption. D) Potline electricity.

  2. Which route can produce PFCs? A) Primary smelting. B) Secondary melting. C) Extrusion. D) All three.

  3. A recycler burns oil and paint off scrap before melting. Are those emissions counted?

  4. Which steps are excluded for aluminium products? A) Rolling and annealing. B) Cutting, welding and finishing. C) Re-melting and alloying. D) Extrusion.

  5. You send profiles to a contractor for anodising and get them back before export. Do the contractor's emissions count?

  6. Which benchmark indicator applies to secondary aluminium? A) (C). B) (E). C) (K). D) (L).

Sources: MA Annex I 3.17.2.1-2, 3.18.2; G5e §2.2.3.2-3, §3.1.1; QA 4.31; FAA Annex 5.3.