The phrase "air course" is correct and usable in written English.
It can be used in contexts related to aviation or meteorology, referring to a specific route or path taken by an aircraft through the air.
Example: "The pilot adjusted the air course to avoid the storm that was developing ahead."
Alternatives: "flight path" or "airway route."
Air coursed up my nose, warm and blank.
Cigarette lighters were another prevalent ignition source for fatal explosions ignited in intake air courses.
The study provides evidence that intake air courses of gassy underground coal mines fit the description of certain Hazardous (classified) locations described in the US National Electrical Code®.
Since the Scotia disaster of 1976, many fatalities from underground coal mine explosions have been linked to nonpermissible electrical equipment ignition sources located in intake air courses.
With few exceptions, explosion protected equipment is generally not required in intake air courses of gassy underground coal mines in the US.
Nonpermissible circuits in intake air courses that are likely to remain energized during emergencies, e.g. battery powered equipment, should be protected by more stringent Class I Division 1, Zone 1, or Zone 0 techniques, to protect rescue/recovery personnel.
The loam of Skegness has adhered to the boots and the famously breezy and bracing air coursed through the nostrils of both, since before 1997 it used to be part of Tapsell's territory.
Public access channels sometimes air courses that students can sign up for at their colleges.
Whoever conquers Track will be like those who made music and pictures come out of thin air, coursing over invisible wires and virtual rabbit ears.
"Big air" courses are short, with one or two ramps that are designed to allow the player to perform large jumps and multiple tricks in a small amount of time.
