air existing, present of air, wind - air relocating (often with significant force) from an area of superior pressure to a location of low stress; "trees bent under the intense winds"; "when there is absolutely no wind, row"; "the radioactivity was being swept upwards by the air present-day and https://thermalshocktesting79123.tinyblogging.com/the-smart-trick-of-thermal-shock-chamber-solutions-that-nobody-is-discussing-79874001