air existing, present of air, wind - air transferring (sometimes with considerable drive) from a location of significant strain to a place of reduced tension; "trees bent under the fierce winds"; "when there is not any wind, row"; "the radioactivity was remaining swept upwards by the air current and https://best-practices-for-therma12345.thezenweb.com/top-latest-five-thermal-shock-vs-thermal-cycling-testing-urban-news-73833353