Topics covered in this collection include the following:•Enabling & Understanding Sustainability - Ferrous & Non-ferrous Metals Processing•Understanding & Enabling Sustainability - (Rechargeable) Batteries•Enabling & Understanding Sustainability - Rare Earth Element Applications•Enabling & Understanding Sustainability - Building Materials & Slag Valorisation•Designing Materials and Systems for Sustainability•Understanding & Enabling Sustainability - Light Metals Recycling & Waste Valorisation•Understanding & Enabling Sustainability - Education Research Innovation I•Understanding & Enabling Sustainability - Education Research Innovation II + Electronic Equipment