What's Changed
* Use classmethod decorators on Material class by paulromano in https://github.com/fusion-energy/neutronics_material_maker/pull/45
New Contributors
* paulromano made their first contribution in https://github.com/fusion-energy/neutronics_material_maker/pull/45
**Full Changelog**: https://github.com/fusion-energy/neutronics_material_maker/compare/v1.2.0...v1.2.1