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Anonymous 18/06/16(Sat)13:11 No. 16662 ID: 889397
16662

File 152914748341.jpg - (5.64KB , 150x239 , 459C3449-F6AD-4860-80B4-D575F031707F.jpg )

what can penetrate a concrete wall and burn your heart? Is it sound wave or electromangnetic wave?




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