The phrase "air certain" is not correct and does not make sense in written English.
It appears to be a combination of words that lacks clarity and meaning.
Example: "I am not sure what you mean by air certain; could you clarify?"
Alternatives: "make certain" or "ensure clarity".
Puig immediately threw his hands in the air, certain that the ball would land over the wall.
The announcers Joe Buck and Troy Aikman were criticizing the call on the air, certain that it would not stand.
Viewers complained that NBC did not air certain events live on network television, delayed broadcasts until after the results were already known and limited online access to its livestream to viewers with cable subscriptions.
In addition to natural and anthropogenic sources of UFPs in the ambient air, certain workplace conditions also generate NSPs that can reach much higher exposure concentrations, up to several hundred micrograms per cubic meter, than is typically found at ambient levels.
Mixed with air in certain proportions, it becomes the dreaded firedamp of coal mines.
"There were rumblings in the air that certain people weren't that fond of the tone and, for me, I think the tone is it".
It is part of the intellectual air, in certain quarters.
The use of ultraclean air for certain procedures, as well as avoidance of hypothermia have been proven to reduce the risk of infection.
Fuel oil itself is very difficult to ignite, but its hydrocarbon vapors are explosive when mixed with air in certain concentrations.
For example, using Trico requires the user to keep the shot in the air a certain amount of time to hit properly.
FIFA has worked to make the matches free-to-air under certain conditions.
