air present, present of air, wind - air moving (in some cases with sizeable pressure) from a place of high tension to a location of minimal stress; "trees bent underneath the intense winds"; "when there isn't a wind, row"; "the radioactivity was being swept upwards from the air present https://rylanpgwlb.blog4youth.com/36384050/top-guidelines-of-thermal-shock-vs-thermal-cycling-testing