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.
Language ideology is a theory whereby people are defined or judged by the language they speak.d. Another example of the application of language ideology is in the assumption of class through manner of speech. Hearing someone speak with an upper-class British accent may lead to favorable conclusions about the person even without seeing him or her.