Make public (3)
I believe the answer is:
air
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">make public</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for air that I've seen before include "Simple composition" , "Broadcast; tune" , "Musical composition" , "Carriage" , "show" .)