If only magnesium were less expensive. According to researchers at the Pacific Northwest National Laboratory (PNNL), based in Washington State, USA, the magnesium used in the production of lightweight alloys for cars and aeroplanes is seven times more costly than the steel employed in the same applications.ccording to researchers at the Pacific Northwest National Laboratory (PNNL), based in Washington State, USA, the magnesium used in the production of lightweight alloys for cars and aeroplanes is seven times more costly than the steel employed in the same applications.
Definition of polemic for English Language Learners. : 1  a strong written or spoken attack against someone else's opinions, beliefs, practices, etc. 2  polemics : the art or practice of using language to defend or harshly criticize something or someone.
syndicalism. (sÄ­n`dÄ­kÉlÄ­zÉm) , political and economic doctrine that advocates control of the means and processes of production by organized bodies of workers.Like anarchists, syndicalists believe that any form of state is an instrument of oppression and that the state should be abolished.yndicalism. 1. a revolutionary movement and theory advocating the seizure of the means of production and distribution by syndicates of workers through direct action, esp a general strike. 2. an economic system resulting from such action.