Here is a useful piece on in-flight ventilation tips.
Why You Should Think Twice Before Turning Off the Air Vent Above You on Your Next Flight (Video)
https://www.travelandleisure.com/tra...-during-flight
- “Ventilation on airplanes has gotten a bad reputation, but it’s completely unfounded,” Gendreau told T+L. Part of the reason for this, Gendreau explained, is that there wasn’t really any research on the topic until the last 15 years. But the other reason is a common misconception people often have about the way plane ventilation systems actually work.
“The flow pattern of air on an aircraft doesn’t necessarily work front to back, or back to front. It’s actually compartmentalized into various sections on the aircraft,” Gendreau said. “As a rule of thumb, the air that you’re typically breathing and exposed to is usually anywhere from two to five rows surrounding your seat,” he added. -