Explore how chain of custody models support credible sustainability claims by linking materials, products, records, and certificates across complex supply chains. Learn why transparent evidence systems are essential for making reliable and verifiable claims in the iron and steel sector.
Chain of custody
Full Code
SUS0202WS205
Module Type
E-learning
Description
None
What you will learn
• Explain what chain of custody means and why it is important for supporting credible sustainability claims.
• Distinguish between a physical product, a sustainability attribute, and the claim communicated to customers or stakeholders.
• Describe the main chain of custody approaches, including identity preserved, segregated, controlled blending, mass balance, and book and claim.
• Recognise the key risks in chain of custody systems, including double counting, misleading claims, and weak verification, and identify the controls needed to support trust.
Module content
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