| 1 | The importance of recycling in battery and hydrogen technologies and its role in sustainable energy systems | 1 |
| 2 | Recycling processes and components of lithium-ion batteries | 1 |
| 3 | Recovery methods for precious metals (such as platinum) in fuel cell systems | 1 |
| 4 | Recycling techniques for hydrogen storage tanks and composite materials | 1 |
| 5 | Recovery processes for rare earth elements used in electrolyzers | 1 |
| 6 | Management of hazardous waste in battery and hydrogen systems | 1 |
| 7 | European Union and other international recycling regulations | 1 |
| 8 | Mechanical recycling techniques for battery and hydrogen components | 1 |
| 9 | Comparative analysis of recycling methods | 1 |
| 10 | Design principles of recycling facilities | 1 |
| 11 | Life cycle practices and reuse strategies | 1 |
| 12 | Recycling economics and value chain analysis | 1 |
| 13 | Current recycling infrastructure and development opportunities in Türkiye | 1 |
| 14 | Future perspectives of the sector by examining examples of good practice from around the world | 1 |