Among the selection criteria for the new polyurethane were that the material exhibited a combination of good wear characteristics and mechanical properties, was easy to handle, and provided for fast, easy alteration and repair of polyurethane as well as metal patterns.
A linguistic universal is a pattern that occurs systematically across natural languages, potentially true for all of them. For example, All languages have nouns and verbs, or If a language is spoken, it has consonants and vowels.
Introduction To Universal Grammar. Noam Chomsky. Universal grammar is the brainchild of Noam Chomsky. In contrast to taxonomic approach of traditional grammar, universal grammar adopts cognitive approach.Cognition is the study of processes by means of which what human beings get to know the world.Human beings have tacit (i.e. Subconscious) knowledge of grammar.niversal grammar is a theory of knolwedge. It is not a theory of behaviour. It mainly concerns with the internal structure of human mind. Universal grammar theory holds that the speaker knows a set of principles that apply to all languages, and parameters that vary from one language to another.