What goes through a door but never goes in and never comes out? [Riddle Answers]

BrainBoom: What goes through a door but never goes in and never comes out? Riddle Answer

What goes through a door but never goes in and never comes out? BrainBoom Riddle Answer are provided on this page; this game is available on the Google PlayStore & Apple AppStore. Play BrainBoom. Master the questions and take all the coins for yourself. BrainBoom is the perfect word puzzle game to exercise your brain with hundreds of word riddles. Word Riddles will surely entertain you for hours and train your brain limit. Tons of Tricky Riddles and brain teasers to Solve. Use hints to solve the answer in a tricky situation.

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What goes through a door but never goes in and never comes out?:

KEYHOLE

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