America's national defense manufacturing research wing (the NCDMM) is putting $2.1 million into new research on the sustainability and environmental benefits of additive manufacturing. ASTM International, the standards organization, will developing ways to reuse and recycle 3D printing materials while helping manufacturers implement eco-friendly practices. ASTM leads a team that also includes Boeing, 3D printing service Addman, Amaero Advanced Materials & Manufacturing, and the Additive Manufacturing Green Trade Association.