The most authentic opinion of scholars is that alcohol is not najis (impure) and spraying it in the room doesn’t affect the fasting or the prayer.

And Allah knows best

It’s allowed to use the room air fresheners that contain alcohol,in the room in where i pray?While i m fasting also

Fasting | March 30, 2014 7:06 pm
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I would like to ask you if it’s okay to eat after the Adhann. Usually when I fast, I still eat 5 minutes after the Adhann, because I go by what Allah SWT say’s, looking at the sky to see if it’s light out or not.So is it okay to eat after the first Fajr Adhann until the second